Table 2. Association between Entire Cohort Characteristics and Vitamin D Deficiency (n = 950).
| Predictor | Unadjusted OR (95% CI) | p-value | Adjusted OR (95% CI) | p-value | ||
| Age, per 10 years | 1.08 | (0.90, 1.30) | 0.38 | 1.01 | (0.82, 1.26) | 0.89 |
| Black Race | 2.55 | (1.62, 4.01) | <0.001 | 3.26 | (1.89, 5.63) | <0.001 |
| BMI, per 1 kg/m2 | 1.01 | (0.98, 1.03) | 0.51 | 1.00 | (0.98, 1.03) | 0.81 |
| Fall/Winter Season* | 0.25 | (0.15, 0.40) | <0.001 | 0.23 | (0.14, 0.37) | <0.001 |
| Current Multivitamin Intake† | 0.44 | (0.32, 0.60) | <0.001 | 0.43 | (0.31, 0.60) | <0.001 |
| Serum albumin ≤3.5 g/dL | 1.60 | (0.95, 2.66) | 0.07 | 1.82 | (1.05, 3.17) | 0.03 |
| HCV Antibody Seropositive | 0.50 | (0.31, 0.81) | 0.004 | 0.53 | (0.31, 0.89) | 0.02 |
| HIV-infected | 0.67 | (0.49, 0.92) | 0.01 | 0.70 | (0.49, 1.00) | 0.05 |
| Any Outpatient Visit† | 0.71 | (0.52, 0.96) | 0.03 | 0.83 | (0.59, 1.17) | 0.29 |
Models adjusted for other variables in table.
* As compared to spring season of measurement.
†
In the previous 6 months.
Abbreviations: BMI, body mass index; CI, confidence interval; HCV, hepatitis C virus; HAART, highly active antiretroviral therapy; HIV, human immunodeficiency virus; OR, odds ratio.