Table 2.
Logistic regression models for the odds ratio (OR) of cognitive impairment, as defined by Mini Mental State Exam (MMSE) and the Clock Drawing Tests (CDT: command and copy) in the setting of insufficient (<30ng/mL) vitamin D level
| Model (n) | OR | 95% CI | p-value |
|---|---|---|---|
| A. Cognition evaluated by MMSE | |||
| Model 1A. Unadjusted (253) | 1.89 | 1.12–3.19 | 0.017 |
| Model 2A. Adjusted for age and sex (253) | 2.02 | 1.18–3.45 | 0.01 |
| Model 3A. Fully adjusteda (107) | 3.2 | 1.1–9.29 | 0.033 |
| B. Cognition evaluated by CDT: command | |||
| Model 1B. Unadjusted (127) | 1.5 | 0.72–3.36 | 0.288 |
| Model 2B. Adjustedb (96) | 1.7 | 0.61–4.76 | 0.31 |
| C. Cognition evaluated by CDT: copy | |||
| Model 1C. Unadjusted (92) | 5.3 | 1.11–25.77 | 0.036 |
| Model 2C. Adjustedc (83) | 8.96 | 1.08–74.69 | 0.043 |
a
Adjusted for age, sex, BMI, education, history of tobacco use, depression, HDL cholesterol levels, and presence of ≥2 medical comorbidities.
b
Adjusted for age, sex, BMI, education, and the presence of ≥2 medical comorbidities.
c
Adjusted for education and the presence of ≥2 medical comorbidities.