Table 2. Medication use and demographics and baseline health scores.

Demographic and Health Parameters	No medication	<1325 mg/week+	> 1325 mg/week+	p-value
Age (years) (Expressed as mean ± SD)	55.2 ± 9.9	54.3 ± 9.4	62.9 ± 10.5	0.02*
Race
Black	11 (44%)	10 (44%)	11 (50%)
White	11 (44%)	8 (35%)	8 (36%)
Other	3 (12%)	5 (21%)	3 (14%)	0.87
Gender
Male	5 (20%)	7 (30%)	7 (30%)
Female	20 (80%)	16 (70%)	16 (70%)
BMI (kg/m2)	28.6 ± 3.6	29.4 ± 4.5	32.3 ± 9.5	0.32
HAQ- Global (Expressed as median (IQR))	0.7 (0.4, 1.0)	0.5 (0.2, 1.0)	0.7 (0.2, 1.1)	0.77
HAQ- Pain	0.9 (0.3, 1.1)	0.8 (0.4, 1.1)	0.9 (0.5, 1.4)	0.45
HAQ- Disability Index (DI)	0.5 (0.3, 0.8)	0.4 (0.1, 0.6)	0.6 (0.5, 0.9)	0.01*
SF-36 Bodily Pain (BP)	58 (45, 74)	58 (47, 68)	58 (40, 68)	0.55
SF-36 General Health (GH)	81 (65, 90)	75 (65, 88)	65 (55, 75)	0.02*
SF-36 Mental Health (MH)	80 (70, 88)	76 (60, 85)	76 (68, 88)	0.78
SF-36 Physical Functioning (PF)	65 (50, 79)	67 (45, 85)	55 (35, 65)	0.07
SF-36 Role Emotional (RE)	100 (100, 100)	100 (25, 100)	100 (33, 100)	0.22
SF-36 Role Physical (RP)	67 (0, 88)	75 (25, 100)	13 (0, 75)	0.03*
SF-36 Social Functioning (SF)	90 (78, 100)	78 (68, 100)	78 (60, 100)	0.11
SF-36 Vitality (V)	65 (53, 75)	60 (49, 70)	55 (50, 65)	0.20
SF-36 Mental Component Score (MCS)	79.9 (68.7, 89.9)	75.8 (58.4, 85.3)	73.4 (55.5, 80.6)	0.08
SF-36 Physical Component Score (PCS)	63.3 (47.7, 73.5)	66.6 (56.9, 80.6)	50.0 (35.0, 63.1)	0.02*
WOMAC- Activities of Daily Living (ADL)	484 (258, 699)	687 (368, 802)	786 (450, 1090)	0.15
WOMAC- Stiffness	80 (34, 124)	74 (14, 123)	97 (31, 130)	0.40
WOMAC- Pain	152 (81, 279)	195 (119, 281)	217 (94, 282)	0.68

⁺Medication intakes are expressed in ibuprofen-equivalent doses (see text for explanation)

^*significant p-value