Table 2.
Mortality rate (%) according to demographic and clinical variables in the multi-center cohort-study on the impact of admission serum albumin levels for the prediction of <30 days in-hospital all-cause mortality in COVID-19 patients, Spain, August–November 2020 (n = 1555).
| Variables | Categories | Death | p Value | ||
|---|---|---|---|---|---|
| Not n = 1052 N (%) |
Yes n = 503 N (%) |
||||
| Age groups (years) | 18–49 | 272 (94.8) | 15 (5.2) | <0.001 | |
| 50–69 | 424 (85.5) | 70 (14.2) | |||
| 70–84 | 228 (56.3) | 177 (43.7) | |||
| ≥85 | 128 (34.7) | 241 (65.3) | |||
| Gender | Male | 598 (66.6) | 300 (33.4) | 0.296 | |
| Female | 454 (69.1) | 203 (30.9) | |||
| Diseases | |||||
| Hypertension | No | 595 (77.6) | 172 (22.4) | <0.001 | |
| Yes | 457 (58.0) | 331 (42.0) | |||
| Dyslipidemia | No | 713 (72.3) | 273 (27.7) | <0.001 | |
| Yes | 339 (59.6) | 230 (40.4) | |||
| Diabetes mellitus | No | 826 (71.4) | 331 (28.6) | <0.001 | |
| Yes | 226 (56.8) | 172 (43.2) | |||
| Active cancer | No | 1009 (70.0) | 433 (30.0) | <0.001 | |
| Yes | 43 (38.1) | 70 (61.9) | |||
| COPD | No | 979 (69.9) | 421 (30.1) | <0.001 | |
| Yes | 73 (47.1) | 82 (52.9) | |||
| ICU admission | No | 975 (70.6) | 46 (29.4) | <0.001 | |
| Yes | 77 (44.3) | 97 (55.7) | |||
| at Admission Parameters | |||||
| Albumin (g/dL) | <3.5 | 304 (50.9) | 293 (49.1) | <0.001 | |
| ≥3.5 | 748 (78.1) | 210 (21.9) | |||
| Glucose (mg/dL) | <100 | 232 (74.8) | 78 (25.2) | <0.001 | |
| 100–125 | 387 (72.9) | 144 (27.1) | |||
| >125 | 363 (57.0) | 274 (43.0) | |||
| C-Reactive Protein (mg/dL) | ≤0.5 | 30 (71.4) | 12 (28.6) | 0.391 | |
| >0.5 | 439 (64.9) | 237 (35.1) | |||
Abbreviations—COPD: chronic obstructive pulmonary disease. ICU: intensive care unit.