RDW value recorded N = 1990 | No RDW value recorded N = 807 | p | |||||
---|---|---|---|---|---|---|---|
Survivors | Non-survivors | p | Survivors | Non-survivors | p | ||
N = 1,916 | N = 74 | N = 788 | N = 19 | ||||
Demographics | |||||||
Age | 74.8 ± 7.2 | 74.9 ± 7.6 | 0.931 | 73.8 ± 6.6 | 77.9 ± 8.3 | 0.553 | 0.001 |
Sex, male | 887 (46.3) | 49 (66.2) | 0.001 | 402 (51.0) | 11 (57.9) | 0.008 | 0.047 |
Comorbidities | |||||||
Cancer | 435 (22.7) | 46 (62.2) | < 0.001 | 152 (19.4) | 7 (36.8) | 0.059 | 0.012 |
DM | 614 (32.0) | 18 (24.3) | 0.162 | 247 (31.5) | 5 (26.3) | 0.633 | 0.831 |
HTN | 1182 (61.7) | 33 (44.6) | 0.003 | 485 (61.8) | 14 (73.7) | 0.291 | 0.620 |
CAD | 286 (14.9) | 5 (6.8) | 0.051 | 80 (10.2) | 4 (21.1) | 0.126 | 0.003 |
CVA | 244 (12.7) | 6 (8.1) | 0.239 | 91 (11.6) | 4 (21.1) | 0.207 | 0.587 |
CHF | 61 (3.2) | 5 (6.8) | 0.096 | 17 (2.2) | 1 (5.3) | 0.367 | 0.130 |
CKD | 134 (7.0) | 8 (10.8) | 0.211 | 106 (13.5) | 2 (10.5) | 0.707 | < 0.001 |
Chronic pulmonary disease | 259 (13.5) | 17 (23.0) | 0.021 | 91 (11.6) | 3 (15.8) | 0.574 | 0.131 |
Laboratory Data | |||||||
BUN, mg//dl | 22.5 ± 16.5 | 34.1 ± 20.7 | < 0.001 | 22.2 ± 13.5 | 29.3 ± 16.7 | 0.108 | 0.630 |
Creatinine, mg/dl | 1.2 ± 1.4 | 1.5 ± 1.0 | 0.023 | 1.3 ± 1.4 | 2.1 ± 3.3 | 0.465 | 0.426 |
Hb, mg/dl | 12.6 ± 2.1 | 11.2 ± 2.3 | < 0.001 | 12.6 ± 2.3 | 10.0 ± 2.9 | 0.001 | 0.442 |
MCV, fL | 91.9 ± 5.6 | 93.3 ± 7.6 | 0.118 | 92.0 ± 6.4 | 91.6 ± 4.5 | 0.815 | 0.910 |
WBC, 109/L | 8.7 ± 4.1 | 10.6 ± 5.1 | 0.003 | 8.7 ± 10.3 | 14.6 ± 9.0 | 0.073 | 0.963 |
Sodium, mEq/L | 138.5 ± 5.2 | 135.6 ± 7.5 | 0.002 | 139.1 ± 5.1 | 134.3 ± 6.0 | 0.004 | 0.092 |
CRP, mg/dl | 3.1 ± 6.0 | 9.0 ± 8.2 | < 0.001 | 2.7 ± 5.2 | 4.6 ± 4.0 | 0.273 | 0.097 |
ESR, mm/h | 41.8 ± 31.4 | 67.9 ± 36.5 | < 0.001 | 37.1 ± 29.8 | 49.1 ± 41.5 | 0.265 | 0.004 |
RDW, % | 13.8 ± 1.7 | 15.9 ± 2.5 | < 0.001 | NA | NA | NA | < 0.001 |
Clinical Score | |||||||
SOFA | 1.9 ± 1.6 | 4.4 ± 2.7 | < 0.001 | 1.9 ± 1.4 | 5.7 ± 2.3 | < 0.001 | 0.501 |
LOS | |||||||
Hospital | 4.97 ± 9.03 | 14.00 ± 11.59 | < 0.001 | 3.6 ± 6.0 | 6.0 ± 7.6 | 0.196 | 0.000 |
ICU | 0.53 ± 2.45 | 4.00 ± 7.87 | < 0.001 | 0.3 ± 2.0 | 1.5 ± 3.4 | 0.135 | 0.001 |
Vasopressor | 46 (2.4 %) | 35 (47.3 %) | < 0.001 | 8 (1.0) | 6 (31.6) | < 0,.001 | 0.003 |
Ventilator | 33 (1.7 %) | 22 (29.7 %) | < 0.001 | 3 (0.4) | 4 (21.1) | < 0,.001 | 0.002 |