Table 1.
General characteristics of subjects in RS-I and RS-II with serum phosphate levels, BMI and smoking information available, stratified by sex
| Men | Women | |||||
|---|---|---|---|---|---|---|
| Mean (SD) | Minimum | Maximum | Mean (SD) | Minimum | Maximum | |
| (n: 1577) | (n: 2154) | |||||
| (I) RS-I | ||||||
| Age (year) | 71.8 (6.53) | 61.4 | 96.7 | 72.5 (7.06) | 61.4 | 100.9 |
| BMI (kg/m2) | 26.3 (3.18) | 17.6 | 41.1 | 27.3 (4.37) | 15.2 | 47.9 |
| Calcium (mg/dL) | 9.65 (0.39) | 6.26 | 11.6 | 9.79 (0.41) | 6.98 | 12.9 |
| Phosphate (mg/dL) | 3.15 (0.44) | 1.91 | 7.62 | 3.62 (0.43) | 2.28 | 5.25 |
| 25(OH)D (nmol/L) | 61.4 (25.5) | 8.99 | 173.8 | 47.9 (22.5) | 5.14 | 134.4 |
| CRP (mg/L) | 4.24 (7.22) | 0.20 | 115.0 | 3.93 (6.66) | 0.20 | 145.0 |
| Glucose (mmol/L) | 6.06 (1.62) | 4.10 | 20.5 | 5.87 (1.46) | 1.60 | 19.5 |
| Creatinine (μmol/L) | 92.4 (33.6) | 43.0 | 1107.0 | 72.1 (14.8) | 34.0 | 263.0 |
| eGFR (mL/min) | 73.8 (14.4) | 3.55 | 108.8 | 73.8 (13.9) | 14.9 | 113.7 |
| Mg (mmol/L) | 0.85 (0.06) | 0.60 | 1.13 | 0.85 (0.06) | 0.58 | 1.17 |
| Chol to HDL ratio | 4.69 (1.32) | 1.52 | 10.2 | 4.30 (1.30) | 1.19 | 14.1 |
| Men (n: 1133) | Women (n: 1361) | |||||
|---|---|---|---|---|---|---|
| (II) RS-II | ||||||
| Age (year) | 64.3 (7.48) | 55.1 | 93.9 | 64.9 (8.17) | 55.1 | 95.3 |
| BMI (kg/m2) | 26.9 (3.36) | 16.8 | 40.5 | 27.4 (4.46) | 15.9 | 50.5 |
| Calcium (mg/dL) | 9.57 (0.34) | 8.58 | 11.8 | 9.68 (0.34) | 8.70 | 11.3 |
| Phosphate (mg/dL) | 3.09 (0.44) | 1.39 | 4.66 | 3.54 (0.44) | 1.82 | 5.12 |
| 25(OH)D (nmol/L) | 65.7 (27.9) | 0.25 | 175.0 | 58.9 (27.5) | 5.84 | 162.5 |
| CRP (mg/L) | 2.37 (4.60) | 0.30 | 51.8 | 2.33 (4.16) | 0.00 | 65.5 |
| Glucose (mmol/L) | 6.17 (1.78) | 3.90 | 22.1 | 5.87 (1.47) | 3.80 | 25.9 |
| Creatinine (μmol/L) | 87.8 (18.7) | 53.0 | 349.0 | 69.2 (11.8) | 40.0 | 165.0 |
| eGFR (mL/min) | 80.9 (13.9) | 14.0 | 111.6 | 80.6 (13.7) | 26.8 | 108.4 |
| Mg (mmol/L) | 0.83 (0.06) | 0.34 | 1.02 | 0.83 (0.06) | 0.43 | 1.06 |
| Chol to HDL ratio | 4.77 (1.34) | 1.83 | 12.4 | 4.23 (1.22) | 1.52 | 11.1 |
BMI body mass index, 25(OH)D 25-hydroxyvitamin D levels, CRP C-reactive protein, eGFR estimated glomerular filtration rate, Mg magnesium, Chol to HDL ratio total cholesterol to HDL cholesterol ratio
Conversion to SI Units: to convert 25-hydroxyvitamin D levels to ng/mL multiply by 0.4; to convert glucose to mg/dL multiply by 18.02; to convert creatinine to mg/dL multiply by 0.011; to convert magnesium to mg/dL multiply by 2.43