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To describe the unique and overlapping content of the newly developed Environmental Factors Item Banks EFIBB) and 7 legacy environmental factor instruments, and to evaluate the EFIB's construct validity by examining associations with legacy instruments.
A subset of proxy respondents completed the legacy instruments.
Mean scores for legacy scales were calculated per instrument instructions [ 17, 25- 28] in order to compare on a descriptive basis normative sample data for legacy instruments and the PROMIS proxy sample scores on these legacy instruments.
We compared the ability to detect change in physical function using original (Legacy) instruments with Item-Improved and PROMIS IRT-based instruments.
The original Legacy instruments, HAQ and PF-10, were administered and scored, then scores were arithmetically adjusted to the 0 to 100 scale.
Legacy instruments, such as the HAQ, leave 50% of subjects with scores of zero in broad populations inaccessible, and many more not accessible at the floor.
Similar(45)
The purpose of this study, therefore, is to evaluate the responsiveness of three PROMIS patient-reported outcome measures in patients with hand and upper extremity (non-shoulder) disorders and provide comparisons with the qDASH legacy instrument.
Cancer symptomatology was measured primarily with the Symptom Distress Scale-15 (SDS-15), adapted from the 13-item, legacy instrument developed by McCorkle and Young [ 20] and validated in many subsequent studies and languages [ 21].
While Rock Band 4 is relying mostly on its legacy of instruments and songs, Guitar Hero Live wants a totally fresh start.
The government will designate about five funds — really big funds, the kind whose top executives are either billionaires or used to be and hope to be again — as buyers of "legacy securities," financial instruments made out of bundles of loans that have been repackaged and resold.
The protocol was designed to compare the psychometric properties of the PROMIS depression item bank (administered as a computerized adaptive test, CAT) with two legacy self-report instruments: the Center for Epidemiological Studies Depression scale (CESD; Radloff, 1977) and the Patient Health Questionnaire (PHQ-9; Spitzer et al., 1999).
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CEO of Professional Science Editing for Scientists @ prosciediting.com