Table 1 Characteristics of participants according to BMD
From: Association between renal function and bone mineral density in healthy postmenopausal Chinese women
Variables | Total (n = 776) | Normal (n = 487) | Osteoporosis (n = 289) | P |
|---|---|---|---|---|
Age (years) | 62.1 ± 6.1 | 61.0 ± 5.7 | 63.9 ± 6.2 | < 0.001 |
Menopausal duration (years) | 12.6 ± 7.1 | 11.1 ± 6.7 | 14.9 ± 7.3 | < 0.001 |
Height (cm) | 153.8 ± 5.1 | 154.5 ± 5.0 | 152.7 ± 5.2 | < 0.001 |
Weight (kg) | 55.4 ± 7.8 | 57.0 ± 7.6 | 52.7 ± 7.4 | < 0.001 |
BMI (kg/cm2) | 23.4 ± 3.0 | 23.9 ± 2.9 | 22.6 ± 2.9 | < 0.001 |
BUN (mmol/l) | 5.3 (4.4, 6.2) | 5.3 (4.4, 6.3) | 5.2 (4.4, 6.1) | 0.455 |
SCr (μmol/l) | 58.3 (49.4, 66.1) | 58.7 (50.4, 65.4) | 57.7 (47.2, 67.1) | 0.316 |
eGFR (ml/min/ 1.73m2)a | 94.7 (85.3, 101.5) | 95.4 (86.6, 101.5) | 93.5 (82.4, 101.8) | 0.216 |
L1-L4 BMD (g/cm2) | 0.933 ± 0.149 | 1.004 ± 0.121 | 0.814 ± 0.110 | < 0.001 |
Femoral neck BMD (g/cm2) | 0.735 ± 0.119 | 0.794 ± 0.098 | 0.634 ± 0.078 | < 0.001 |
Total hip BMD (g/cm2) | 0.814 ± 0.125 | 0.877 ± 0.098 | 0.707 ± 0.087 | < 0.001 |
TG (mmol/l) | 1.4 (1.1, 2.0) | 1.5 (1.1, 2.0) | 1.4 (1.1, 2.0) | 0.342 |
TC (mmol/l) | 5.3 ± 0.9 | 5.3 ± 0.9 | 5.3 ± 0.9 | 0.442 |
HDL-C (mmol/l) | 1.5 (1.3, 1.8) | 1.5 (1.3, 1.7) | 1.6 (1.4, 1.8) | 0.044 |
LDL-C (mmol/l) | 3.1 ± 0.7 | 3.1 ± 0.7 | 3.1 ± 0.7 | 0.444 |
SCa (mmol/l) | 2.4 ± 0.1 | 2.4 ± 0.1 | 2.4 ± 0.1 | 0.140 |
Cigarette smoking, % | 13 (1.7%) | 7 (1.4%) | 6 (2.1%) | 0.567 |
Alcohol consumption, % | 20 (2.6%) | 16 (3.3%) | 4 (1.4%) | 0.106 |
Physical exercise, % | 639 (82.3%) | 405 (83.2%) | 234 (81.0%) | 0.439 |