Multivariable-adjusted associations between covariates and acute respiratory failure
| Acute respiratory failure Absent* 1634 | Acute respiratory failure Present* 352 | p Value† | OR‡ | 95% CI | p Value | |
|---|---|---|---|---|---|---|
| Age (per 1 year) | 64 (16) | 59 (17) | <0.001 | 0.99 | 0.98 to 0.99 | <0.001 |
| Sex | 0.002 | |||||
| Male | 716 | 186 | 1.37 | 1.09 to 1.74 | 0.008 | |
| Female | 918 | 165 | 1 | Referent | ||
| Race | 0.22 | |||||
| Non-white | 307 (19) | 76 (22) | 1.10 | 0.82 to 1.47 | 0.53 | |
| White | 1327 (81) | 275 (78) | 1 | Referent | ||
| Patient type | 0.14 | |||||
| Surgical | 493 (70) | 120 (66) | 1.22 | 0.95 to 1.57 | 0.11 | |
| Medical | 1141 (30) | 231 (34) | 1 | Referent | ||
| Deyo-Charlson index | 0.012 | |||||
| 0–3 | 1034 (63) | 193 (55) | 1 | Referent | ||
| 4–6 | 435 (27) | 118 (34) | 1.45 | 1.13 to 1.88 | 0.004 | |
| ≥6 | 165 (10) | 40 (11) | 1.30 | 0.89 to 1.90 | 0.18 | |
| 25(OH)D§ | <0.001 | |||||
| <10 ng/mL | 123 (8) | 41 (12) | 1.84 | 1.22 to 2.77 | 0.004 | |
| 10–19.9 ng/mL | 375 (23) | 102 (29) | 1.60 | 1.19 to 2.15 | 0.002 | |
| 20–29.9 ng/mL | 384 (24) | 89 (25) | 1.37 | 1.01 to 1.86 | 0.04 | |
| ≥30 ng/mL | 752 (46) | 119 (34) | 1.00 | Referent |
Estimates for each variable are adjusted for all other variables in the table.
*Number (%) shown except for age which is shown as Mean (SD).
†p Values determined by χ2 except age determined by Kruskal-Wallis.
‡OR for acute respiratory failure.
§25(OH)D estimates adjusted for age, race, sex, Deyo-Charlson Index and patient type (medical vs surgical).