| SF-36 PCS | SF-36 MCS | ||||
---|---|---|---|---|---|---|
 | Crude MD (95% CI) | Adjusted MD (95% CI) b | Adjusted MD (95% CI) c | Crude MD (95% CI) | Adjusted MD (95% CI) b | Adjusted MD (95% CI) c |
Sociodemographic variables | Â | Â | Â | Â | Â | |
Gender (female vs. male) | -7.37 (-10.67, -4.08) | Â | Â | -3.45 (-6.44, -0.45) | Â | Â |
Age (5 years) | -1.04 (-1.45, -0.64) | Â | Â | -0.15 (-0.52, 0.23) | Â | Â |
Education | Â | Â | Â | Â | Â | Â |
   No or primary | Reference |  |  | Reference |  |  |
   Secondary | 1.44 (-0.96, 3.84) | -0.26 (-2.69, 2.18) |  | 0.52 (-1.68, 2.73) | 0.42 (-1.90, 2.73) |  |
   Upper secondary | 5.71 (3.32, 8.10) | 3.95 (1.48, 6.41) |  | 2.15 (-0.06, 4.35) | 2.11 (-0.24, 4.45) |  |
   Tertiary | 5.40 (1.84, 8.97) | 3.84 (0.26, 7.41) |  | 2.30 (-0.98, 5.58) | 2.46 (-0.94, 5.86) |  |
Employment | Â | Â | Â | Â | Â | Â |
   Employed | Reference |  |  | Reference |  |  |
   Unemployed | -6.05 (-10.16, -1.94) | -3.10 (-7.31, -1.11) |  | -2.74 (-6.50, 1.03) | -1.83 (-5.77, 2.12) |  |
   Retired | -4.59 (-6.69, -2.49) | -1.99 (-4.85, 0.88) |  | -0.21 (-2.13, 1.71) | 0.34 (-2.34, 3.01) |  |
   Unknown | - | - |  | - | - |  |
General health variables | Â | Â | Â | Â | Â | |
Comorbidity index | -1.12 (-1.34, -0.90) | -0.98 (-1.22, -0.74) | Â | -0.58 (-0.80, -0.37) | -0.62 (-0.85, -0.39) | Â |
Body mass index | Â | Â | Â | Â | Â | Â |
   Normal | Reference |  |  | Reference |  |  |
   Overweight | -2.4 7 (-4.97, 0.04) | -2.98 (-5.38, -0.58) |  | -1.06 (-3.32, 1.20) | -1.45 (-3.71, 0.81) |  |
   Obese | -4.87 (-7.73, -2.01) | -5.79 (-8.51, -3.06) |  | -2.35 (-4.92, 0.22) | -2.72 (-5.29, -0.16) |  |
Current smokers | 0.04 (-2.60, 2.67) | -0.90 (-3.45, 1.64) | Â | 0.47 (-1.9, 2.84) | 0.3 (-2.08, 2.68) | Â |
High alcohol consumers | 0.57 (-1.47, 2.60) | -0.58 (-2.56, 1.39) | Â | -0.94 (-2.77, 0.88) | -1.33 (-3.17, 0.52) | Â |
Gout-related variables | Â | Â | Â | Â | Â | |
Disease duration (>5 years) | -2.54 (-4.49, -0.58) | -2.37 (-4.25, -0.49) | -1.70 (-3.45, 0.05) | -2.54 (-4.29, -0.79) | -2.61 (-4.35, -0.86) | -2.08 (-3.79, -0.37) |
Joint involvement | Â | Â | Â | Â | Â | Â |
   Monoarticular | Reference |  |  | Reference |  |  |
   Oligoarticular (2 to 4 joints) | -3.13 (-5.53, -0.73) | -3.35 (-5.64, -1.06) | -2.22 (-4.38, -0.07) | 0.40 (-1.78, 2.57) | 0.27 (-1.90, 2.44) | 0.96 (-1.18, 3.10) |
   Polyarticular (>4 joints) | -5.66 (-8.69, -2.62) | -5.92 (-8.82, -3.01) | -3.79 (-6.55, -1.04) | -1.05 (-3.80, 1.70) | -1.25 (-4.00, 1.50) | 0.42(-2.30, 3.16) |
Number of attacks last year | -0.70 (-0.94, -0.47) | -0.71 (-0.93, -0.49) | -0.56 (-0.77, -0.36) | -0.45 (-0.66, -0.24) | -0.44 (-0.65, -0.23) | -0.34 (-0.55, -0.13) |
Attacks last month | -8.18 (-10.15, -6.20) | -8.62 (-10.49, -6.76) | -8.13 (-9.88, -6.38) | -3.22 (-5.09, -1.35) | -3.33 (-5.20, -1.47) | -2.72 (-4.58, -0.86) |
Presence of tophi | -4.72 (-7.15, -2.30) | -4.16 (-6.50, -1.83) | -3.20 (-5.41, -0.99) | 0.56 (-1.62, 2.75) | 0.71 (-1.47, 2.89) | 1.26 (-0.88, 3.40) |
Number of swollen joints | -0.91 (-1.17, -0.65) | -0.78 (-1.04, -0.53) | -0.54 (-0.79, -0.29) | -0.40 (-0.64, -0.16) | -0.37 (-0.62, -0.13) | -0.20 (-0.45, 0.04) |
Number of tender joints | -0.64 (-0.79, -0.49) | -0.58 (-0.73, -0.42) | -0.39 (-0.55, -0.24) | -0.38 (-0.52, -0.24) | -0.36 (-0.51, -0.21) | -0.24 (-0.39, -0.09) |
Serum uric acid | Â | Â | Â | Â | Â | Â |
   <5 mg/dl | Reference |  |  | Reference |  |  |
   5 to 6 mg/dl | -0.09 (-3.14, 2.96) | -0.15 (-3.06, 2.76) | -0.60 (-3.24, 2.02) | -0.2 (-2.97, 2.57) | -0.23 (-2.99, 2.52) | -0.66 (3.19, 1.86) |
   6 to 7 mg/dl | -0.12 (-3.09, 2.86) | -0.60 (-3.46, 2.26) | 0.48 (-2.32, 3.29) | -1.68 (-4.38, 1.03) | -1.71 (-4.42, 0.99) | -0.75 (-3.55, 2.04) |
   >7 mg/dl | -1.78 (-4.56, 0.99) | -2.95 (-5.63, -0.28) | -2.06 (-4.51, 0.38) | -1.45 (-3.98, 1.07) | -1.78 (-4.31, 0.76) | -1.00 (-3.39, 1.38) |
Urate-lowering treatment | 0.41 (-2.05, 2.87) | 0.37 (-2.01, 2.75) | 0.49 (-1.71, 2.69) | 0.27 (-1.94, 2.47) | 0.06 (-2.16, 2.27) | 0.03 (-2.12, 2.19) |
Current NSAIDs or colchicine | -7.03 (-8.95, -5.11) | -6.67 (-8.52, -4.82) | -5.47 (-7.38, -3.56) | -2.79 (-4.57, -1.00) | -2.53 (-4.32, -0.75) | -2.13 (-4.04, -0.23) |
Previous corticosteroids | -5.10 (-7.26, -2.95) | -4-67 (-6.75, -2.59) | -3.51 (-5.46, -1.26 | -4.15 (-6.06, -2.23) | -3.90 (-5.83, -1.98) | -3.39 (-5.30, -1.48) |