Table 3. Factors Associated With the Presence of Painful Conditions^a in a Sample of Men and Women With Disabilities, Study on Painful Musculoskeletal Conditions and Mental and Sleep Disorders, Spain, 2007–2008^b .

Variable	Presence of Painful Conditions in Menc (n = 5,940)			Presence of Painful Conditions in Womend (n = 10,549)
	Β	OR (CI 95%)	P Valuee	Β	OR (CI 95%)	P Valuee
Age category, y
18–44	1 [Reference]		—	1 [Reference]		—
45–64	0.55	1.73 (1.45–2.07)	<.001	0.79	2.20 (1.81–2.66)	<.001
65–74	0.69	2.00 (1.65–2.42)	<.001	1.20	3.31 (2.69–4.07)	<.001
75–84	0.81	2.25 (1.87–2.69)	<.001	1.10	3.00 (2.49–3.61)	<.001
≥85	0.86	2.37 (1.89–2.97)	<.001	0.91	2.47 (2.02–3.02)	<.001
Hours of sleep per dayf
≤6	0.46	1.59 (1.39–1.81)	<.001	0.61	1.83 (1.62–2.08)	<.001
>6	1 [Reference]		—	1 [Reference]		—
Chronic anxiety
Yes	0.69	1.99 (1.59–2.50)	<.001	1.00	2.72 (2.19–3.39)	<.001
No	1 [Reference]		—	1 [Reference]		—
Chronic depression
Yes	0.35	1.42 (1.18–1.72)	<.001	0.56	1.74 (1.47–2.07)	<.001
No	1 [Reference]		—	1 [Reference]		—

Abbreviations: OR, odds ratio; CI, confidence interval; —, not applicable; df, degrees of freedom.

^a Painful musculoskeletal conditions considered were arthritis, osteoarthritis, rheumatoid arthritis, and ankylosing spondylitis (rheumatic diseases); muscular dystrophy; neck or back pain; migraine or other headache.

^b Source of data: Spanish national disability and dependence survey (12).

^c Hosmer–Lemeshow χ² = 2.8, df = 6; P = .84.

^d Hosmer–Lemeshow χ² = 7.5, df = 7; P = .38.

^e Determined by Wald test.

^f Presence of a sleep disorder was defined as 6 hours or less of sleep per day.