Table 1. Baseline characteristics of study subjects.
| Parameters | Placebo (n = 59) | Cholecalciferol (n = 58) | P value |
|---|---|---|---|
| Gender (M/F) | 40/19 | 41/17 | 0.845 |
| Age (years) | 45.20±11.61 | 43.17±11.79 | 0.400 |
| Body mass index (kg/m2) | 23.45±2.91 | 23.57±2.67 | 0.818 |
| SBP (mmHg) | 127.88±15.67 | 128.48±14.43 | 0.971 |
| DBP (mmHg) | 82.33±10.21 | 83.38±10.09 | 0.902 |
| Fasting blood sugar (mg/dl) | 93.17±11.73 | 92.00±13.11 | 0.660 |
| Duration of disease (months) | 32.30±46.94 | 39.53±49.71 | 0.415 |
| Number of subjects with proteinuria | 30 (51) | 31(53) | 0.778 |
| Hypertension | 54 (92) | 53 (91) | 0.542 |
| Family history of CAD | 5 (8) | 6 (10) | 0.751 |
| Family history of diabetes | 17 (29) | 14 (24) | 0.531 |
| Family history of kidney disease | 7 (12) | 8 (14) | 0.782 |
| Cause of CKD | |||
| Chronic interstitial nephritis | 11(19) | 10 (17) | 0.810 |
| Chronic glomerulonephritis | 5 (8) | 6 (10) | 1.000 |
| Polycystic kidney disease | 6 (10) | 6 (10) | 1.000 |
| Unknown | 30 (51) | 27 (47) | 0.583 |
| Others | 7 (12) | 9 (16) | 0.306 |
Data presented as mean± standard deviation and number (percentage).
SBP; systolic blood pressure, DBP; diastolic blood pressure, CAD; coronary artery disease, CKD; chronic kidney disease.