CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 326 enrolled
Drug / intervention
Retrospective Chart Review +2 moreother
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT00454857
NCT00454857N/ACompleted

A Prospective Observational Descriptive Study and Retrospective Chart Review of Subjects With Immune (Idiopathic) Thrombocytopenic Purpura (ITP)

Amgen·observational·Posted Apr 2, 2007·Updated Nov 26, 2013

In Brief

An observational study evaluating Retrospective Chart Review, Patient-reported Outcome Questionnaires, and 1 other intervention for Idiopathic Thrombocytopenic Purpura and 3 related conditions. Completed, enrolled 326 participants.

Detailed Summary

This is a multi-center prospective observational descriptive study complemented by a retrospective chart review. Patients diagnosed with ITP and currently treated for ITP by a hematologist or hematologist-oncologist will be recruited from community-based clinics and academic/referral centers. They will be followed prospectively for a period of 12 months. At inception, participants' charts will also be reviewed from the date of enrollment retrospectively to the date of diagnosis or the previous 36 months, whichever is less.

Study Details

Timeline

N/ACompletedFinished
2006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
First PostedApr 2, 2007
Enrollment StartMay 1, 2006
Primary CompletionJun 1, 2008
Study CompletionAug 1, 2008
TodayJul 2, 2026
Enrollment to primary: 2.1 yearsPosted 19.3 years ago

Interventions

Retrospective Chart Reviewother

Retrospective chart review for up to 36 months of enrollment date.

Patient-reported Outcome Questionnairesother

Quality of lige questionnaires as well as treatment satisfaction questionnaires are required monthly. Includes QOL, ITP-PAQ (immune thrombocytopenic purpura - patient assessment questionnaire), EQ-5D, and TSQM (Treatment Satisfaction Questionnaire for Medication).

Physician Surveyother

Physician characteristics to be collected include demographics, years of practice, medical specialty or primary treating physician, and the referral process.