Table 1: Profile of the study population according to demographic, cardiovascular risk, kidney disease characteristics and serum 25-OH vitamin D.
| Characteristics | n = 141 |
| Demographic | |
| Agea | 58.8 ± 16.0 years |
| Gender | |
| Male | 66 (45.3%) |
| Female | 75 (54.7%) |
| Race | |
| Non-black | 114 (81.0%) |
| Black | 27 (19.0%) |
| Cardiovascular risk-related factors | |
| BMIa | 27.0 ± 5.3 Kg/m2 |
| Obesity | 29 (22.0%) |
| Inactivity | 104 (78.2%) |
| Smoking: smoker or ex-smoker | 48 (35.6%) |
| Hypertension | 122 (89.1%) |
| DM | 48 (35.3%) |
| CAD | 20 (14.7%) |
| History of stroke | 20 (14.7%) |
| Dyslipidemia | 85 (62.0%) |
| Family history of CAD | 15 (11.0%) |
| Chronic kidney disease etiology | |
| DM | 37 (27.0%) |
| Hypertension | 38 (27.7%) |
| Glomerulopathy | 27 (19.7%) |
| ADPKD | 7 (5.1%) |
| CPN | 9 (6.6%) |
| Indeterminate | 9 (6.6%) |
| Others | 10 (7.3%) |
| Chronic kidney disease stage | |
| 3a | 17 (12.4%) |
| 3b | 27 (19.7%) |
| 4 | 68 (49.6%) |
| 5 | 25 (18.3%) |
| Serumvit D (ng/mL)a | 24.31 ± 9.51 |
| SerumVit D (ng/mL) classification | |
| Insufficient/deficient (< 30) | 109 (79.6%) |
| Normal (> 30) | 28 (20.4%) |
aMean ± standard deviation.
Abbreviations: BMI: Body mass index; DM: Diabetes mellitus; CAD: Coronary artery disease; ADPKD: Autosomal dominant polycystic kidney disease; CPN: Chronic pyelonephritis; vit D: 25-OH vitamin D.