Trial Outcomes & Findings for Value of Patch Testing in Direct Diet Therapy for Eosinophilic Esophagitis (NCT NCT02227836)

NCT ID: NCT02227836

Last Updated: 2019-04-17

Results Overview

Sensitivity of the patch test will be defined by the number of subjects with total positive APT reactions correlated to histologic findings

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

8 participants

Primary outcome timeframe

up to 120 hours after application of patch test

Results posted on

2019-04-17

Participant Flow

Participant milestones

Participant milestones
Measure
Allergy Patch Testing APT
Patient will undergo Atopy Patch Testing (APT) per the following protocol: * 2g of dry foods will be placed in 2ml of isotonic saline solution. The mixtures will then be placed in aluminum cups (ie Finn chambers) measuring 6 or 12 mm in diameter and adhered to the patient's back. * Foods to be included will be milk, wheat, egg, soy, peanut, tree nut, fish, shellfish, beef, corn, chicken, potato, pork, legumes, barley, rye, tomato, rice, fruits * The patches will be removed at 48 hours, and results read at 72 and 120 hours after application. * Reactions will be classified as negative, + (erythema and scattered papules), ++ (erythema and papules), and +++ (erythema and vesicles).
Overall Study
STARTED
8
Overall Study
COMPLETED
8
Overall Study
NOT COMPLETED
0

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
Allergy Patch Testing APT
n=8 Participants
Patient will undergo APT testing per the following protocol: * 2g of dry foods will be placed in 2ml of isotonic saline solution. The mixtures will then be placed in aluminum cups (ie Finn chambers) measuring 6 or 12 mm in diameter and adhered to the patient's back. * Foods to be included will be milk, wheat, egg, soy, peanut, tree nut, fish, shellfish, beef, corn, chicken, potato, pork, legumes, barley, rye, tomato, rice, fruits * The patches will be removed at 48 hours, and results read at 72 and 120 hours after application. * Reactions will be classified as negative, + (erythema and scattered papules), ++ (erythema and papules), and +++ (erythema and vesicles).
Age, Continuous
43 years
STANDARD_DEVIATION 11 • n=8 Participants
Sex: Female, Male
Female
4 Participants
n=8 Participants
Sex: Female, Male
Male
4 Participants
n=8 Participants
Region of Enrollment
United States
8 participants
n=8 Participants
Allergic history
7 Participants
n=8 Participants

PRIMARY outcome

Timeframe: up to 120 hours after application of patch test

Sensitivity of the patch test will be defined by the number of subjects with total positive APT reactions correlated to histologic findings

Outcome measures

Outcome measures
Measure
Allergy Patch Testing APT
n=8 Participants
Patient will undergo APT testing per the following protocol: * 2g of dry foods will be placed in 2ml of isotonic saline solution. The mixtures will then be placed in aluminum cups (ie Finn chambers) measuring 6 or 12 mm in diameter and adhered to the patient's back. * Foods to be included will be milk, wheat, egg, soy, peanut, tree nut, fish, shellfish, beef, corn, chicken, potato, pork, legumes, barley, rye, tomato, rice, fruits * The patches will be removed at 48 hours, and results read at 72 hours after application. * Reactions will be classified as negative, + (erythema and scattered papules), ++ (erythema and papules), and +++ (erythema and vesicles).
Sensitivity of Patch Testing
1 Participants

Adverse Events

Allergy Patch Testing APT

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

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Karthik Ravi, MD

Mayo Clinic

Phone: 507-284-4824

Results disclosure agreements

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