Table 2.
Results of logistic regression for vitamin D levels between tested groups.
| Tested Group | N 1 | N 2 | Median 1 (Q1–Q3) | Median 2 (Q1–Q3) | OR (95% CI) | p-Value |
|---|---|---|---|---|---|---|
| HT vs. controls a | 461 | 175 c | 19.7 (14.4–25.2) | 17.3 (13.2–22.7) | 0.987 (0.958–1.017) | 0.401 |
| HT vs. controls b | 303 | 175 | 17.1 (13.2–22.2) | 17.3 (13.2–22.7) | 0.983 (0.954–1.014) | 0.277 |
| MILD vs. controls a | 240 | 175 | 20.7 (14.9–25.8) | 17.3 (13.2–22.7) | 1.005 (0.970–1.041) | 0.788 |
| MILD vs. controls b | 155 | 175 | 17.7 (14.0–22.6) | 17.3 (13.2–22.7) | 1.002 (0.966–1.038) | 0.927 |
| OVERT vs. controls a | 219 | 175 | 19 (13.9–24.5) | 17.3 (13.2–22.7) | 0.971 (0.937–1.006) | 0.105 |
| OVERT vs. controls b | 147 | 175 | 16.7 (12.1–21.7) | 17.3 (13.2–22.7) | 0.966 (0.930–1.002) | 0.065 |
| MILD vs. OVERT a | 240 | 219 | 20.7 (14.9–25.8) | 19 (13.9–24.5) | 1.038 (1.005–1.071) | 0.023 |
a adjusted for age, sex, bmi, smoking status and seasonality; b matched for the season of blood draw (winter–spring) and adjusted as for a; c data for seasonality is missing in one control sample; p < 0.05 are shown in bold, Q1: first quartile, Q3: third quartile, OR (95% CI)—odds ratio with 95% confidence intervals.