Functional Outcomes of Sleep Questionnaire

Name of Questionnaire

Functional Outcomes of Sleep Questionnaire

Description

A condition-specific functional status measure designed to evaluate the impact of disorders of excessive sleepiness (DOES) on activities of daily living.

Developer

TE Weaver, A Laizner, LK Evans, G Maislin, DK Chugh, K Lyon, PL Smith, AR Schwartz, S Redline, AI Pack, DF Dinges

Address

Terri E Weaver, PhD, FAAN, RN
University of Pennsylvania School of Nursing
Room 348 NEB
420 Guardian Drive Philadelphia
Pennsylvania 19104-6096

E-mail

tew@nursing.upenn.edu

Cost & availability

No cost; contact Terri Weaver for permission and copy

Administration

Self

Time to complete

15

Number of items

35

Domains & categories

5 factors

Name of categories/domains

Activity level, vigilance, intimacy and sexual relationships, general productivity, social outcome

Scaling of items

The resepondents are asked to rate the difficulty of performing a given activity on a 4-point scale (no difficulty to extreme difficulty).

Scoring

Mean-weighted item score for each subscale; subscale scores are totaled to produce a global score. Lower scores are associated with greater dysfunction.

Reliability

Validity

Content validity reported, seven judges rated clinical relevance ¹ . Discriminant validity reported, discriminates between those seeking medical attention for sleep disorders vs. normals ¹ ; OSA patients vs. age and gender matched normals ² . Concurrent validity demonstrated through correlations with SIP and SF-36 ¹ .

Responsiveness

Significant changes with clinically meaningful effect sizes after treatment ³

Research use

Reported

Clinical use

Reported

Language

Original: English

Translations: Spanish; Japanese and Turkish under development

Date of information

March 1999

Comments from developer

Yes (August 1998)