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Functional Outcomes of Sleep Questionnaire (FOSQ)
Use with permission from developer:

Dr. Terri E. Weaver, College of Nursing, University of Illinois at Chicago, 845 South Damen Avenue (M/C 802), Chicago, IL 60612, Email:


Exploratory: Spinal Cord Injury (SCI)
*Not recommended for SCI-Pediatric
Short Description of Instrument
Disease specific quality of life questionnaire to determine functional status in adults; measures are designed to assess the impact of disorders of excessive sleepiness on multiple activities of everyday living and the extent to which these abilities are improved by effective treatment.
Number of items: 30
Number of domains and categories: 5 factor subscales
Name of domains and categories: Activity level, vigilance, intimacy and sexual relationships, general productivity, social outcome, rate the difficulty of performing a given activity on a 4-point scale (no difficulty to extreme difficulty)
Limitations: Long questionaire; a shorter version, FOSQ 10 is also available.
SCI-Pediatric specific: Not appropriate in current form for child report.
Scaling of items: 0–4 or 0–6
Permission required, no cost
Scoring test-retest reliability: Yes, total scale: alpha = 0.95
Scoring internal consistency: Yes, total scale: r = 0.90
Validity: Yes, concurrent validity using SIP and the SF36; discriminant validity present

Weaver TE, Laizner AM, Evans LK, Maislin G, Chugh DK, Lyon K, . . . Dinges DF. An instrument to measure functional status outcomes for disorders of excessive sleepiness. Sleep 1997;20(10), 835–843.