Trial Outcomes & Findings for A Clinical Evaluation of ST Changes in a Group of Patients Having Ventricular Arrhythmias (NCT NCT01685047)

NCT ID: NCT01685047

Last Updated: 2019-08-28

Results Overview

Recruitment status

COMPLETED

Target enrollment

481 participants

Primary outcome timeframe

Until the end of follow up period

Results posted on

2019-08-28

Participant Flow

Participant milestones

Participant milestones
Measure
Patient Population
Patients implanted with a St. Jude Medical ICD device with ST monitoring and ShockGuard feature, a right ventricular lead and, when applicable, a right atrial lead, were eligible for this investigation.
Overall Study
STARTED
481
Overall Study
COMPLETED
396
Overall Study
NOT COMPLETED
85

Reasons for withdrawal

Reasons for withdrawal
Measure
Patient Population
Patients implanted with a St. Jude Medical ICD device with ST monitoring and ShockGuard feature, a right ventricular lead and, when applicable, a right atrial lead, were eligible for this investigation.
Overall Study
Withdrawal by Subject
20
Overall Study
Death
26
Overall Study
Lost to Follow-up
8
Overall Study
Physician Decision
25
Overall Study
Adverse Event
5
Overall Study
patient withdrawn by sponsor
1

Baseline Characteristics

A Clinical Evaluation of ST Changes in a Group of Patients Having Ventricular Arrhythmias

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Patient Population
n=480 Participants
Patients implanted with a St. Jude Medical ICD device with ST monitoring and ShockGuard feature, a right ventricular lead and, when applicable, a right atrial lead, were eligible for this investigation.
Age, Continuous
63.95 years
STANDARD_DEVIATION 11.29 • n=99 Participants
Sex: Female, Male
Female
80 Participants
n=99 Participants
Sex: Female, Male
Male
400 Participants
n=99 Participants
Indication for Implant
Primary prevention
296 participants
n=99 Participants
Indication for Implant
Secondary prevention
184 participants
n=99 Participants
Medical History
Arrhythmogenic RV cardiomyopathy
3 participants
n=99 Participants
Medical History
Diabetic cardiomyopathy
3 participants
n=99 Participants
Medical History
Dilated cardiomyopathy
93 participants
n=99 Participants
Medical History
Hypertrophic cardiomyopathy
9 participants
n=99 Participants
Medical History
Inschemic cardiomyopathy
366 participants
n=99 Participants
Medical History
Non Ischemic cardiomyopathy
12 participants
n=99 Participants
Medical History
Obesity associated cardiomyopathy
1 participants
n=99 Participants
Medical History
Other
23 participants
n=99 Participants
Atrial Arrhythmia history
Atrial Fibrillation
76 participants
n=99 Participants
Atrial Arrhythmia history
Atrial Flutter
14 participants
n=99 Participants
Ventricular Arrhythmia history
Premature ventricular contractions
27 participants
n=99 Participants
Ventricular Arrhythmia history
Monomorphic ventricular tachycardia
107 participants
n=99 Participants
Ventricular Arrhythmia history
Ventricular fibrillation
79 participants
n=99 Participants
Ventricular Arrhythmia history
Polymorphic ventricular tachycardia
10 participants
n=99 Participants
Ventricular Arrhythmia history
Other
23 participants
n=99 Participants

PRIMARY outcome

Timeframe: Until the end of follow up period

Population: The other subjects enrolled in this study had no treated VT/VF events.

Outcome measures

Outcome measures
Measure
Patient Population
n=245 VT/VF events
Patients implanted with a St. Jude Medical ICD device with ST monitoring and ShockGuard feature, a right ventricular lead and, when applicable, a right atrial lead, were eligible for this investigation.
Among Patients With an Appropriate ICD Therapy (Shock or ATP) for Ventricular Tachycardia or Fibrillation, the Number of Patients Who Have Characterized ST Segment Changes From Baseline Prior to the Therapy Was Calculated.
56 participants

Adverse Events

Patient Population

Serious events: 147 serious events
Other events: 57 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Patient Population
n=481 participants at risk
Patients implanted with a St. Jude Medical ICD device with ST monitoring and ShockGuard feature, a right ventricular lead and, when applicable, a right atrial lead, were eligible for this investigation.
Renal and urinary disorders
Acute Renal Failure
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Cardiac disorders
Arrhythmia
6.0%
29/481 • Number of events 37 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Cardiac disorders
Cardiac arrest
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Injury, poisoning and procedural complications
Component failure
0.83%
4/481 • Number of events 4 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Cardiac disorders
Death - Cardiovascular related
0.62%
3/481 • Number of events 3 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
General disorders
Death - Non cardiovascular related
0.62%
3/481 • Number of events 3 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
General disorders
Death - Unknown
1.0%
5/481 • Number of events 5 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Injury, poisoning and procedural complications
Drug Reaction
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Cardiac disorders
Exacerbation of Heart failure
4.8%
23/481 • Number of events 33 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Gastrointestinal disorders
Gastro-enteritis
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Injury, poisoning and procedural complications
Inappropriate high voltage therapy
1.5%
7/481 • Number of events 7 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Infections and infestations
Infection related to system and/or procedure
0.62%
3/481 • Number of events 3 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Cardiac disorders
Ischemic Cardiomyopathy
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Injury, poisoning and procedural complications
Lead dislodgement or migration
1.0%
5/481 • Number of events 5 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Surgical and medical procedures
Inappropriate device function
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Cardiac disorders
Myocardial infarction
1.2%
6/481 • Number of events 7 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Vascular disorders
Other cardiovascular related event
6.2%
30/481 • Number of events 35 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Surgical and medical procedures
Other non cardiovascular
12.7%
61/481 • Number of events 71 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Respiratory, thoracic and mediastinal disorders
Pleural effusion
0.42%
2/481 • Number of events 3 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Blood and lymphatic system disorders
Thromboemboli
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Blood and lymphatic system disorders
Transient Ischemic Attack
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Blood and lymphatic system disorders
Veinthrombosis
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.

Other adverse events

Other adverse events
Measure
Patient Population
n=481 participants at risk
Patients implanted with a St. Jude Medical ICD device with ST monitoring and ShockGuard feature, a right ventricular lead and, when applicable, a right atrial lead, were eligible for this investigation.
Cardiac disorders
Arrhythmia
2.5%
12/481 • Number of events 15 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Cardiac disorders
Exacerbation of heart failure
0.42%
2/481 • Number of events 2 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Blood and lymphatic system disorders
Hematoma
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Injury, poisoning and procedural complications
Inappropriate High Voltage therapy
1.5%
7/481 • Number of events 7 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Injury, poisoning and procedural complications
Inappropriate low voltage therapy
0.83%
4/481 • Number of events 4 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Injury, poisoning and procedural complications
Lead dislodgement or migration
0.62%
3/481 • Number of events 3 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Cardiac disorders
Other cardiovascular
2.3%
11/481 • Number of events 13 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
General disorders
Other non cardiovascular
2.9%
14/481 • Number of events 15 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Injury, poisoning and procedural complications
device oversensing
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Respiratory, thoracic and mediastinal disorders
pleural effusion
0.62%
3/481 • Number of events 3 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Injury, poisoning and procedural complications
Device threshold elevation
0.42%
2/481 • Number of events 2 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.
Blood and lymphatic system disorders
Vein thrombosis
0.21%
1/481 • Number of events 1 • Safety surveillance and reporting started as soon as the subject was enrolled until study conclusion. All patients were followed up until the last patient had performed his/her 12 month follow up visit, therefore, no fixed period is available per patient. The study (and follow up period) ended for all patients 26AUG2016.

Additional Information

Karolien Timmermans

St Jude Medical

Phone: 0032 497 51 39 21

Results disclosure agreements

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

Restriction type: LTE60