Table 7.
Logistic regression analysis of factors influencing vitamin D deficiency
| Indicators | B | S.E. | Wald | OR (95%CI) | P |
|---|---|---|---|---|---|
| Age | 0.007 | 0.011 | 0.335 | 1.007 (0.985–1.029) | 0.551 |
| Gender | 1.397 | 0.449 | 9.701 | 4.043 (1.679–9.739) | 0.002** |
| Current smoking† | 0.300 | 0.463 | 0.419 | 1.349 (0.545–3.343) | 0.518 |
| Current alcohol drinking‡ | -0.267 | 0.424 | 0.397 | 0.765 (0.333–1.758) | 0.529 |
| Height (m) | 0.024 | 0.028 | 0.714 | 1.024 (0.969–1.803) | 0.398 |
| Weight (kg) | -0.016 | 0.016 | 1.055 | 0.984 (0.953–1.015) | 0.304 |
| BMI (kg/m2) | 0.000 | 0.026 | 0.000 | 1.000 (0.950–1.053) | 0.999 |
| PCT (ng/mL) | 7.821 | 0.435 | 322.948 | 2491.808 (1061.884-5847.257) | 0.000** |
| IL-6 (pg/mL) | 0.643 | 0.106 | 36.961 | 1.903 (1.546–2.341) | 0.000** |
| CRP (mg/mL) | 0.475 | 0.081 | 34.343 | 1.608 (1.372–1.885) | 0.000** |
**P < 0.01. †Current smoking was defined as smoking cessation for less than 6 months and continuous or cumulative smoking for 6 months or more; ‡Current alcohol drinking was defined as having consumed wine at least once in the past week with a volume of alcohol exceeding 50 ml
Abbreviations: CRP C reactive protein, IL-6 Interleukin-6, and PCT Procalcitonin