Assessing Depression among Older Persons with Arthritis: A Nationwide Health Status Survey

Table 5

Analysis of variance (ANOVA) examining group differences on SF-36 domain scores and summary component scores.

Demographic variable	SF-36 domain	𝐹 value	Significance
Race^a	PCS	1.224	0.3
	MCS	1.093	0.359
	General health	1.091	0.36
	Mental health	1.689	0.151
Region^b	PCS	0.18	0.91
	MCS	0.457	0.713
	General health (GH)	0.402	0.752
	Mental health (MH)	0.418	0.74
Marital status^c	PCS	5.759	0.000*
	MCS	0.883	0.474
	General health (GH)	1.771	0.133
	Mental health (MH)	1.059	0.376
Education^d	PCS	2.893	0.004*
	MCS	2.608	0.008*
	General health (GH)	2.083	0.036*
	Mental health (MH)	2.379	0.016*
Income^e	PCS	2.037	0.01*
	MCS	1.562	0.076
	General health (GH)	1.891	0.02*
	Mental health (MH)	1.248	0.228

^∗𝑃<0.05; 𝑁=480.
PCS: Physical Component Summary score; MCS: Mental Component Summary score.
^aWhite, African-American, Native American/Alaskan, Asian/Pacific Islander, Other.
^bNortheast, Midwest, South, West.
^cMarried, widowed, divorced, separated, never married.
^dLess than high school, some high school, high school graduate or equivalent, some college, associate degree, bachelor’s degree, master’s degree, professional degree, doctorate degree.
e<$5000, $5000–$7499, $7500–$9999, $10000–$12499, $12500–$14999, $15000–$19999, $20000–$24999, $25000–$29999, $30000–$34999, $35000–$39999, $40000–$49999, $50000–$59999, $60000–$74999, $75000–$84999, $85000–$99999, $100000–$124999, >$125000.