. 2011 Jan;20(1):21–28. doi: 10.1089/jwh.2009.1900

Table 1.

Sample Characteristics of Women with Chronic Fatigue Syndrome and Controls, Wichita Case-Control Study of Chronic Fatigue Syndrome

Variable	CFS (n = 36)	Controls (n = 48)	p
Age^a	50.9 ± 1.5	51.2 ± 1.3	0.86
Race, n (%)			0.21
White	33 (91.7)	47 (97.9)
Black	1 (2.8)	1 (2.1)
Other	2 (5.5)	0 (0)
Body mass index^a	29.5 ± 0.7	29.1 ± 0.7	0.68

^{^a}

Mean ± standard error of the mean (SEM).

CFS, chronic fatigue syndrome.