Table 2.
Baseline characteristics according to the PA quartiles
| Q1(n = 99) | Q2(n = 98) | Q3(n = 98) | Q4(n = 98) | P value | |
|---|---|---|---|---|---|
| PCAD (%) | 39 (39.4) | 46 (46.9) | 59 (60.2) | 62 (63.3) | < 0.01 |
| Age (years) | 48.00 [42.00, 51.00] | 49.50 [45.25, 54.00] | 49.00 [46.00, 53.00] | 50.00 [45.25, 53.00] | 0.04 |
| male (%) | 55 (55.6) | 51 (52.0) | 64 (65.3) | 70 (71.4) | 0.02 |
| BMI (kg/m2) | 24.80 [21.95, 28.30] | 24.10 [21.33, 27.90] | 24.80 [21.22, 29.70] | 23.40 [21.20, 27.12] | 0.23 |
| Smoking (%) | 29 (29.3) | 32 (32.7) | 35 (35.7) | 37 (37.8) | 0.62 |
| Hypertension (%) | 50 (50.5) | 51 (52.0) | 59 (60.2) | 47 (48.0) | 0.35 |
| Diabetes (%) | 28 (28.3) | 25 (25.5) | 27 (27.6) | 28 (28.6) | 0.96 |
| Family history of CAD (%) | 7 (7.1) | 6 (6.1) | 4 (4.1) | 7 (7.1) | 0.79 |
| HR (beats/min) | 75.00 [65.00, 82.50] | 78.00 [67.25, 89.75] | 76.50 [67.00, 85.75] | 73.00 [65.25, 82.75] | 0.10 |
| SBP (mmHg) | 128.00 [115.50, 141.00] | 126.00 [112.75, 146.25] | 131.50 [119.25, 144.00] | 127.50 [115.25, 148.00] | 0.59 |
| DBP (mmHg) | 81.00 [74.50, 88.00] | 82.00 [71.00, 91.75] | 84.50 [76.00, 90.75] | 83.00 [74.00, 95.75] | 0.38 |
| FBG (mmol/L) | 5.69 [5.03, 7.12] | 5.79 [5.11, 7.42] | 5.86 [5.07, 7.31] | 5.86 [5.20, 7.57] | 0.83 |
| HbA1C (%) | 5.80 [5.50, 6.30] | 5.80 [5.40, 6.27] | 5.75 [5.40, 6.18] | 5.70 [5.40, 6.20] | 0.72 |
| TC (mmol/L) | 4.15 [3.78, 4.90] | 4.82 [3.95, 5.37] | 4.75 [4.06, 5.70] | 5.18 [4.22, 6.55] | < 0.001 |
| TG (mmol/L) | 1.24 [0.92, 1.74] | 1.38 [1.03, 1.99] | 1.65 [1.23, 2.55] | 1.60 [1.12, 2.18] | < 0.001 |
| LDL-C (mmol/L) | 2.32 [1.88, 2.76] | 2.62 [2.13, 2.94] | 2.63 [2.17, 3.26] | 2.92 [2.15, 3.76] | < 0.001 |
| HDL-C (mmol/L) | 1.08 [0.88, 1.26] | 1.09 [0.88, 1.28] | 1.00 [0.85, 1.21] | 1.10 [0.92, 1.25] | 0.13 |
| ALT (IU/L) | 23.00 [18.00, 32.50] | 25.00 [19.00, 37.00] | 26.00 [19.00, 77.00] | 26.00 [19.00, 47.75] | 0.29 |
| AST (IU/L) | 26.00 [20.00, 40.00] | 28.52 [19.00, 47.80] | 28.50 [20.25, 50.50] | 31.50 [20.25, 44.01] | 0.65 |
| Scr (mmol/L) | 72.60 [64.71, 83.78] | 72.57 [62.40, 83.97] | 78.95 [68.93, 90.30] | 78.18 [66.62, 92.50] | < 0.01 |
| eGFR (ml/min) | 90.75 (21.62) | 90.81 (19.52) | 90.57 (20.13) | 84.11 (21.06) | 0.06 |
| hsCRP (mg/L) | 4.20 [1.20, 8.35] | 6.30 [3.19, 8.30] | 4.40 [1.73, 8.00] | 2.74 [1.40, 7.41] | < 0.01 |
| UA (µmol/) | 359.80 [265.92, 465.05] | 365.70 [282.28, 463.28] | 395.35 [311.85, 502.72] | 371.40 [291.72, 455.40] | 0.13 |
| Hb (g/L) | 133.00 [119.50, 147.50] | 136.50 [125.00, 146.75] | 138.00 [129.00, 144.75] | 139.00 [126.00, 149.75] | 0.37 |
| PLT (10^9/L) | 228.88 (72.85) | 236.23 (69.65) | 233.93 (65.32) | 242.19 (58.95) | 0.57 |
Data are presented as mean (SD) or n (%). BMI, body mass index; HR, heart rate; SBP, systolic blood pressure; DBP, diastolic blood pressure; FBG, fasting blood glucose; TC, total cholesterol; TG, triglyceride; HDL-C, high density lipoprotein-cholesterol; Hb hemoglobin; LDL-C, low density lipoprotein-cholesterol; ALT, alanine aminotransferase; AST, aspartate aminotransferase; eGFR, estimated glomerular filtration rate; UA, uric acid; Scr, serum creatinine; PLT, platelets