Trial Outcomes & Findings for ESP Block VS Intrathecal Opioid After Laparoscopic Colorectal Surgery (NCT NCT05257941)

NCT ID: NCT05257941

Last Updated: 2026-03-02

Results Overview

24 hour cumulated oral morphine consumption (OME)

Recruitment status

TERMINATED

Study phase

PHASE1/PHASE2

Target enrollment

116 participants

Primary outcome timeframe

24 hours after surgery

Results posted on

2026-03-02

Participant Flow

Participant milestones

Participant milestones
Measure
IT Injection
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Overall Study
STARTED
58
58
Overall Study
COMPLETED
56
51
Overall Study
NOT COMPLETED
2
7

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Race and Ethnicity were not collected from any participant.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Total
n=107 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=56 Participants
0 Participants
n=51 Participants
0 Participants
n=107 Participants
Age, Categorical
Between 18 and 65 years
36 Participants
n=56 Participants
34 Participants
n=51 Participants
70 Participants
n=107 Participants
Age, Categorical
>=65 years
20 Participants
n=56 Participants
17 Participants
n=51 Participants
37 Participants
n=107 Participants
Age, Continuous
60 years
STANDARD_DEVIATION 15 • n=56 Participants
62 years
STANDARD_DEVIATION 13 • n=51 Participants
61 years
STANDARD_DEVIATION 15 • n=107 Participants
Sex: Female, Male
Female
34 Participants
n=56 Participants
27 Participants
n=51 Participants
61 Participants
n=107 Participants
Sex: Female, Male
Male
22 Participants
n=56 Participants
24 Participants
n=51 Participants
46 Participants
n=107 Participants
Race and Ethnicity Not Collected
0 Participants
Race and Ethnicity were not collected from any participant.
Region of Enrollment
United States
56 participants
n=56 Participants
51 participants
n=51 Participants
107 participants
n=107 Participants
weight
78 kg
STANDARD_DEVIATION 17 • n=56 Participants
81 kg
STANDARD_DEVIATION 19 • n=51 Participants
80 kg
STANDARD_DEVIATION 18 • n=107 Participants

PRIMARY outcome

Timeframe: 24 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

24 hour cumulated oral morphine consumption (OME)

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
24 Hour Cumulated Oral Morphine Equivalent (OME)
44.49 mg morphine equivalents
Standard Deviation 55.39
45.17 mg morphine equivalents
Standard Deviation 34.67

SECONDARY outcome

Timeframe: 1 hour after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Oral Morphine Equivalents consumed

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Oral Morphine Equivalents (OME)
12.2232 mg morphine equivalents
Standard Error 3.7958
11.9706 mg morphine equivalents
Standard Error 3.9775

SECONDARY outcome

Timeframe: 12 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Oral Morphine Equivalent consumption

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Oral Morphine Equivalents (OME)
17.1964 mg morphine equivalents
Standard Error 3.7958
20.7255 mg morphine equivalents
Standard Error 3.9775

SECONDARY outcome

Timeframe: 24 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Oral Morphine Equivalent consumption

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Oral Morphine Equivalents (OME)
15.0714 mg morphine equivalents
Standard Error 3.7958
12.4706 mg morphine equivalents
Standard Error 3.9775

SECONDARY outcome

Timeframe: 48 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Oral Morphine Equivalent consumption

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Oral Morphine Equivalents (OME)
38.7946 mg morphine equivalents
Standard Error 3.7958
21.6275 mg morphine equivalents
Standard Error 3.9775

SECONDARY outcome

Timeframe: 72 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Oral Morphine Equivalent Consumption

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Oral Morphine Equivalents (OME)
30.8304 mg morphine equivalents
Standard Error 3.7958
14.8627 mg morphine equivalents
Standard Error 3.9775

SECONDARY outcome

Timeframe: 1 hour after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

pain scores using the Visual Analog Scale (0-10 with 0 being no pain and 10 being the worst pain)

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Visual Analog Scale Pain Scores
3.4107 score on a scale
Standard Error 0.3586
4.4118 score on a scale
Standard Error 0.3758

SECONDARY outcome

Timeframe: 12 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

pain scores using the Visual Analog Scale (0-10 with 0 being no pain and 10 being the worst pain)

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Visual Analog Scale Pain Scores
2.8214 score on a scale
Standard Error 0.3586
3.8431 score on a scale
Standard Error 0.3758

SECONDARY outcome

Timeframe: 24 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

pain scores using the Visual Analog Scale (0-10 with 0 being no pain and 10 being the worst pain)

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Visual Analog Scale Pain Scores
3.7857 score on a scale
Standard Error 0.3586
4.1176 score on a scale
Standard Error 0.3758

SECONDARY outcome

Timeframe: 48 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

pain scores using the Visual Analog Scale (0-10 with 0 being no pain and 10 being the worst pain)

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Visual Analog Scale Pain Scores
4.2500 score on a scale
Standard Error 0.3586
3.5098 score on a scale
Standard Error 0.3758

SECONDARY outcome

Timeframe: 72 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

pain scores using the Visual Analog Scale (0-10 with 0 being no pain and 10 being the worst pain)

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Visual Analog Scale Pain Scores
3.4643 score on a scale
Standard Error 0.3586
2.9020 score on a scale
Standard Error 0.3758

SECONDARY outcome

Timeframe: Duration of hospital stay up to 72 hours

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Time to patient first ambulation

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
First Ambulation
19.66 Hours
Standard Deviation 7.12
18.89 Hours
Standard Deviation 6.49

SECONDARY outcome

Timeframe: Duration of hospital stay up to 72 hours

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Time to first flatus

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
First Flatus
31.31 Hours
Standard Deviation 28.66
23.89 Hours
Standard Deviation 14.77

SECONDARY outcome

Timeframe: Duration of hospital stay up to 72 hours

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Time to first oral liquid intake

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Oral Liquid
6.24 Hours
Standard Deviation 6.16
4.46 Hours
Standard Deviation 2.85

SECONDARY outcome

Timeframe: Duration of hospital stay up to 72 hours

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Time to first oral food intake

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Oral Food
19.10 Hours
Standard Deviation 10.39
19.54 Hours
Standard Deviation 12.49

SECONDARY outcome

Timeframe: Duration of hospital stay up to 7 days

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Amount of time each subject spends in the hospital before discharge

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Hospital Length of Stay
3.27 days
Standard Deviation 2.12
2.84 days
Standard Deviation 1.19

SECONDARY outcome

Timeframe: 24 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Assess patient's satisfaction with care (1-10 with 1 being the least satisfied and 10 being the most satisfied)

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Patient's Satisfaction Scores
Very Satisfied
33 Participants
28 Participants
Patient's Satisfaction Scores
Satisfied
17 Participants
16 Participants
Patient's Satisfaction Scores
Neutral
3 Participants
6 Participants
Patient's Satisfaction Scores
Unsatisfied
1 Participants
1 Participants
Patient's Satisfaction Scores
Very Unsatisfied
2 Participants
0 Participants

SECONDARY outcome

Timeframe: 48 hours after surgery

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control

Assess patient's satisfaction with care (1-10 with 1 being the least satisfied and 10 being the most satisfied)

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Patient's Satisfaction Scores
Very Satisfied
29 Participants
28 Participants
Patient's Satisfaction Scores
Satisfied
25 Participants
17 Participants
Patient's Satisfaction Scores
Neutral
1 Participants
5 Participants
Patient's Satisfaction Scores
Unsatisfied
1 Participants
1 Participants
Patient's Satisfaction Scores
Very Unsatisfied
0 Participants
0 Participants

SECONDARY outcome

Timeframe: Duration of hospital stay up to 72 hours

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

Incidence of urinary retention, ileus, spinal headache, pruritis, respiratory depression, injection site infection, nerve damage, hematoma, pneumothorax, lower extremity weakness.

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Number of Participants With Side Effects
urinary retention
2 participants
1 participants
Number of Participants With Side Effects
ileus
4 participants
1 participants
Number of Participants With Side Effects
pruritis
0 participants
0 participants
Number of Participants With Side Effects
respiratory depression
0 participants
0 participants
Number of Participants With Side Effects
injection site infection
0 participants
0 participants
Number of Participants With Side Effects
nerve damage
0 participants
0 participants
Number of Participants With Side Effects
hematoma
0 participants
0 participants
Number of Participants With Side Effects
pneumothorax
0 participants
0 participants
Number of Participants With Side Effects
lower extremity weakness
0 participants
0 participants
Number of Participants With Side Effects
spinal headache
0 participants
0 participants

SECONDARY outcome

Timeframe: Duration of hospital stay up to 72 hours

Population: The baseline study population consists of adults aged 18 to 80 years (male or female) with an ASA physical status of 1, 2, or 3, a BMI less than 40 kg/m², and scheduled for an elective laparoscopic colorectal procedure at Indiana University Hospital or Methodist Hospital who desire regional anesthesia for postoperative pain control.

point in time of which had nausea

Outcome measures

Outcome measures
Measure
IT Injection
n=56 Participants
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 Participants
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Nausea
1 hour after surgery · severe
0 Participants
0 Participants
Nausea
1 hour after surgery · moderate
1 Participants
0 Participants
Nausea
1 hour after surgery · mild
14 Participants
4 Participants
Nausea
1 hour after surgery · none
41 Participants
47 Participants
Nausea
12 hours after surgery · severe
0 Participants
1 Participants
Nausea
12 hours after surgery · moderate
4 Participants
3 Participants
Nausea
12 hours after surgery · mild
11 Participants
4 Participants
Nausea
12 hours after surgery · none
41 Participants
43 Participants
Nausea
24 hours after surgery · severe
0 Participants
1 Participants
Nausea
24 hours after surgery · mild
7 Participants
6 Participants
Nausea
24 hours after surgery · moderate
6 Participants
0 Participants
Nausea
24 hours after surgery · none
43 Participants
44 Participants
Nausea
48 hours after surgery · severe
1 Participants
1 Participants
Nausea
48 hours after surgery · moderate
3 Participants
0 Participants
Nausea
48 hours after surgery · mild
9 Participants
5 Participants
Nausea
48 hours after surgery · none
43 Participants
45 Participants
Nausea
72 hours after surgery · severe
0 Participants
1 Participants
Nausea
72 hours after surgery · moderate
2 Participants
2 Participants
Nausea
72 hours after surgery · mild
7 Participants
3 Participants
Nausea
72 hours after surgery · none
47 Participants
45 Participants

Adverse Events

IT Injection

Serious events: 0 serious events
Other events: 7 other events
Deaths: 0 deaths

ESP Block

Serious events: 0 serious events
Other events: 2 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
IT Injection
n=56 participants at risk
an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid IT Injection: an intrathecal (IT) injection in the back in which a small dose duramorph and bupivacaine will be placed into the spinal fluid
ESP Block
n=51 participants at risk
an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back. ESP Block: an erector spinae plane (ESP) block in which bupivacaine and decadron are injected near the nerves under a muscle in the back
Nervous system disorders
spinal headache
1.8%
1/56 • Number of events 1 • We followed adverse events for 72 hours
0.00%
0/51 • We followed adverse events for 72 hours
Renal and urinary disorders
urinary retention
3.6%
2/56 • Number of events 2 • We followed adverse events for 72 hours
2.0%
1/51 • Number of events 1 • We followed adverse events for 72 hours
Gastrointestinal disorders
ileus
7.1%
4/56 • Number of events 4 • We followed adverse events for 72 hours
2.0%
1/51 • Number of events 1 • We followed adverse events for 72 hours

Additional Information

Amy McCutchan

Indiana University

Phone: 317-274-0275

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place