|  | Insulin resistance |  | |
---|---|---|---|---|
 | All patients (n= 61) | Low †(n= 31) | High †(n= 30) | Pvalue # |
Age (years) | 60 (57, 63) | 58 (54, 63) | 62 (58, 67) | 0.157 |
Gender (% female) | 70 | 74 | 63 | 0.360 |
Disease duration (years) | 7.2 (5.6, 9.3) | 6.9 (4.8, 10.1) | 7.5 (5.2, 10.9) | 0.727 |
DAS28 | 5.8 (5.5, 6.1) | 5.4 (5.1, 5.8) | 6.3 (5.8, 6.7) | 0.011 |
HAQ | 1.0 (0.8, 1.2) | 0.9 (0.6, 1.1) | 1.1 (0.9, 1.4) | 0.129 |
C-reactive protein (mg/dl) | 1.4 (0.8, 2.1) | 1.2 (0.2, 2.1) | 1.7 (0.7, 2.6) | 0.134 |
ESR (mm/hr) | 35 (29, 40) | 33 (24, 42) | 36 (28, 44) | 0.559 |
Insulin (μIU/ml) | 13.5 (10.4, 17.4) | 7.0 (5.1, 9.5) | 26.7 (21.0, 33.8) | < 0.001 |
FBG (mg/dl) | 96 (89, 103) | 87 (80, 93) | 107 (95, 119) | < 0.001 |
HOMA-IR § | 3.2 (2.4, 4.3) | 1.5 (1.1, 2.0) | 7.0 (5.2, 9.4) | < 0.001 |
HOMA-B § | 159 (122, 207) | 123 (77, 195) | 210 (168, 263) | 0.013 |
QUICKI | 0.33 (0.31, 0.34) | 0.36 (0.34, 0.39) | 0.29 (0.28, 0.30) | < 0.001 |
TC (mg/dl) | 221 (206, 235) | 226 (204, 247) | 216 (195, 236) | 0.471 |
HDL-C (mg/dl) | 54 (50, 57) | 56 (52, 61) | 51 (46, 57) | 0.095 |
LDL-C (mg/dl) | 137 (125, 150) | 144 (126, 162) | 131 (114, 148) | 0.278 |
TC/HDL-C | 4.3 (3.9, 4.6) | 4.1 (3.7, 4.5) | 4.4 (3.9, 4.9) | 0.399 |
LDL-C/HDL-C | 2.7 (2.4, 2.9) | 2.6 (2.3, 3.0) | 2.7 (2.3, 3.1) | 0.868 |
Triglycerides (mg/dl) | 151 (132, 171) | 129 (105, 152) | 175 (144, 206) | 0.015 |
Lpa (mg/dl) | 12.8 (9.5, 17.1) | 10.1 (6.6, 15.4) | 16.4 (10.9, 24.8) | 0.130 |
apoA (mg/dl) | 162 (155, 169) | 168 (158, 177) | 156 (146, 166) | 0.079 |
apoB (mg/dl) | 99 (92, 107) | 100 (88, 112) | 99 (89, 109) | 0.762 |
apoB/apoA | 0.63 (0.58, 0.69) | 0.61 (0.52, 0.70) | 0.66 (0.57, 0.74) | 0.364 |
Homocysteine (μmol/l) | 17.5 (15.7, 19.3) | 17.8 (15.1, 20.5) | 17.2 (14.6, 19.9) | 0.584 |
Body weight (kg) | 75 (71, 79) | 73 (68, 78) | 77 (7, 83) | 0.203 |
Body mass index (kg/m2) | 29.1 (27.5, 30.7) | 28.6 (26.2, 30.9) | 29.7 (27.4, 32.1) | 0.371 |
Waist circumference (cm) | 101 (97, 105) | 100 (94, 106) | 102 (97, 107) | 0.207 |
SBP (mmHg) | 127 (123, 131) | 125 (118, 132) | 130 (125, 134) | 0.024 |
DBP (mmHg) | 77 (75, 79) | 78 (74, 81) | 76 (73, 79) | 0.672 |
Metabolic syndrome (%) ** | 41 | 19 | 63 | 0.001 |
Statin use (%) | 19 | 13 | 24 | 0.333 |
Tobacco use (%) | 19 | 23 | 14 | 0.506 |
Coronary heart disease (%) | 14 | 10 | 17 | 0.472 |
Hypertension (%) | 61 | 58 | 63 | 0.795 |
Antihypertensive therapy (%) | 46 | 48 | 43 | 0.799 |
MTX (%) | 69 | 65 | 73 | 0.582 |
MTX dose (mg/week) | 14.8 (14.0, 15.7) | 15.9 (14.7, 17.1) | 13.9 (12.7, 15.0) | 0.033 |
GC (%) | 21 | 19 | 23 | 0.762 |
GC dose (mg/day) | 8.8 (5.6, 12.1) | 7.9 (5.3, 10.5) | 9.6 (3.0, 16.2) | 0.705 |