TABLE 5.
Multivariable analysis of age, sex, comorbidities, and total 25(OH)D with 28-day mortality1
| Variable | Regression Coefficient | OR | 95% CI | P value |
|---|---|---|---|---|
| Age | 0.041 | 1.04 | 1.03–1.06 | <0.001 |
| Male sex | 0.685 | 1.98 | 1.22–3.22 | 0.006 |
| CKD | −0.345 | 0.71 | 0.41–1.22 | 0.213 |
| Neurological disease | −0.280 | 1.35 | 0.45–1.27 | 0.288 |
| 25(OH)D, 50–74 nmol/L | — | 1.00 (ref) | — | 0.049 |
| 25(OH)D, <25 nmol/L | 0.861 | 2.37 | 1.17–4.78 | 0.016 |
| 25(OH)D, 25–49 nmol/L | 0.626 | 1.87 | 0.95–3.67 | 0.069 |
| 25(OH)D, 75–99 nmol/L | 0.786 | 2.19 | 0.97–4.98 | 0.060 |
| 25(OH)D, ≥100 nmol/L | 1.538 | 4.65 | 1.51–14.34 | 0.007 |
1
A logistic regression analysis was performed to determine associations between the variables and 28-day mortality. CKD, chronic kidney disease; 25(OH)D, 25-hydroxyvitamin D.