Table 4. Comparison of demographics and allied Factors between persons without fibromyalgia, F/P fibromyalgia, and those that meet NHIS fibromyalgia criteria.

Variable	1:Not fibromyalgia	2:F/P Fibromyalgia	3: Fibromyalgia	2 vs. 1 P-value†	2 vs. 3 P-value†
Demographics
	Mean (SE)	Mean (SE)	Mean (SE)
Age in years	46.4 (0.2)	53.2 (1.5)	51.4 (1.6)	<0.001, <0.001	0.370,0.603
	Pct. (SE)	Pct. (SE)	Pct. (SE)
Sex (female) (%)	50.8 (0.7)	92.7 (0.3)	70.7 (0.4)	<0.001, <0.001	<0.001,<0.001
White (%)	66.9 (0.8)	82.2 (3.8)	73.5 (3.7)	<0.001, <0.001	0.102, 0.194
Black (%)	11.8 (0.5)	9.3 (2.7)	12.6 (2.9)	0.347, 0.574	0.399, 0.639
Hispanic (%)	15.2 (0.6)	5.8 (2.4)	10.5 (2.4)	<0.001, <0.001	0.190, 0.343
Lifestyle Factors
	Pct. (SE)	Pct. (SE)	Pct. (SE)
Married/Cohabitating (%)	51.7 (0.7)	74.6 (4.2)	43.3 (4.5)	<0.001, <0.001	<0.001, <0.001
Never Married (%)	22.6 (0.6)	4.4 (1.7)	17.5 (3.6)	<0.001, <0.001	0.001, 0.002
Divorced (%)	10.9 (0.4)	11.1 (3.0)	22.9 (3.5)	0.932, 0.995	0.011, 0.021
Not College Graduate (%)	71.7 (0.7)	81.9 (4.2)	87.5 (2.8)	0.018, 0.035	0.241, 0.424
W.H.O. Obese (%)	29.8 (0.7)	35.9 (5.0)	46.8 (5.0)	0.227, 0.402	0.152, 0.281
Smoking now (%)	18.6 (0.6)	25.8 (4.8)	38.5 (4.9)	0.139, 0.258	0.056, 0.109

Not fibromyalgia: Persons that do not report receiving a fibromyalgia diagnosis from a physician or health professional and do not satisfy 2012 NHIS fibromyalgia criteria. F/P fibromyalgia: Persons that do report receiving a fibromyalgia diagnosis from a physician or health professional and do not satisfy 2012 NHIS fibromyalgia criteria. Fibromyalgia: Persons that do satisfy 2012 NHIS fibromyalgia criteria.

W.H.O. Obese: World Health Organization obesity (Body Mass Index ≥ 30)

†: First p-value is unadjusted, second p-value is adjusted for multiple comparisons by Sidak’s method