Table 1. Baseline characteristics of survivors and deceased patients in the original cohort.
| Variable | Total (n = 13936) | Alive (n = 12080) | Death (n = 1856) | p.value |
|---|---|---|---|---|
| MCV | 93.25 ± 7.63 | 92.95 ± 7.45 | 95.23 ± 8.45 | <0.0001 |
| Sex | 0.69 | |||
| Female | 5364(38.49) | 4658(38.56) | 706(38.04) | |
| Male | 8572(61.51) | 7422(61.44) | 1150(61.96) | |
| Age (years) | 73.40(63.38,82.20) | 72.80(62.75,81.77) | 76.72(67.72,84.25) | <0.0001 |
| Weight(kg) | 80.00(67.80,96.00) | 80.40(68.00,96.30) | 77.75(66.00,93.85) | <0.0001 |
| Comorbidities | ||||
| Heart failure | <0.0001 | |||
| No | 6209(44.55) | 5519(45.69) | 690(37.18) | |
| Yes | 7727(55.45) | 6561(54.31) | 1166(62.82) | |
| Respiratory failure | <0.0001 | |||
| No | 9345(67.06) | 8661(71.70) | 684(36.85) | |
| Yes | 4591(32.94) | 3419(28.30) | 1172(63.15) | |
| Arterial fibrillation | <0.0001 | |||
| No | 8052(57.78) | 7145(59.15) | 907(48.87) | |
| Yes | 5884(42.22) | 4935(40.85) | 949(51.13) | |
| Diabetes | <0.01 | |||
| No | 6486(46.54) | 5561(46.03) | 925(49.84) | |
| Yes | 7450(53.46) | 6519(53.97) | 931(50.16) | |
| Paraplegia | 0.72 | |||
| No | 13879(99.59) | 12032(99.60) | 1847(99.52) | |
| Yes | 57(0.41) | 48(0.40) | 9(0.48) | |
| Sepsis | <0.0001 | |||
| No | 10874(78.03) | 9952(82.38) | 922(49.68) | |
| Yes | 3062(21.97) | 2128(17.62) | 934(50.32) | |
| Stroke | <0.0001 | |||
| No | 13401(96.16) | 11661(96.53) | 1740(93.75) | |
| Yes | 535(3.84) | 419(3.47) | 116(6.25) | |
| TIA | 1.00 | |||
| No | 13895(99.71) | 12044(99.70) | 1851(99.73) | |
| Yes | 41(0.29) | 36(0.30) | 5(0.27) | |
| Laboratory tests | ||||
| Hemoglobin, g/dL | 9.87 ± 1.81 | 9.88 ± 1.79 | 9.83 ± 1.95 | 0.31 |
| Platelet, K/uL | 179.00(132.00,240.00) | 180.00(134.00,239.00) | 172.00(117.00,245.00) | 0.03 |
| RBC, m/uL | 3.34 ± 0.65 | 3.35 ± 0.64 | 3.32 ± 0.70 | 0.15 |
| WBC, K/uL | 10.40(7.50,14.60) | 10.10(7.40,14.00) | 13.00(8.80,18.20) | <0.0001 |
| SCr, mg/dL | 2.10(1.40,3.70) | 2.00(1.40,3.60) | 2.60(1.80,4.00) | <0.01 |
| FBG, mg/dL | 131.00(105.00,175.00) | 130.00(104.00,172.00) | 144.00(111.00,203.00) | <0.0001 |
| Sodium, mEq/L | 138.70 ± 5.00 | 138.66 ± 4.81 | 138.91 ± 6.11 | 0.09 |
| SOFA | 5.00(4.00,8.00) | 5.00(3.00,7.00) | 8.00(6.00,11.00) | <0.0001 |
| SAPSII | 40.00(33.00,49.00) | 39.00(32.00,47.00) | 51.00(42.00,63.00) | <0.0001 |
| OASIS | 32.29 ± 8.73 | 31.30 ± 8.20 | 38.72 ± 9.33 | <0.0001 |
| CCI | 7.92 ± 2.39 | 7.79 ± 2.36 | 8.79 ± 2.37 | <0.0001 |
| Drug use | ||||
| Epinephrine | <0.0001 | |||
| No | 13133(94.24) | 11519(95.36) | 1614(86.96) | |
| Yes | 803(5.76) | 561(4.64) | 242(13.04) | |
| Dopamine | <0.0001 | |||
| No | 13370(95.94) | 11707(96.91) | 1663(89.60) | |
| Yes | 566(4.06) | 373(3.09) | 193(10.40) | |
| Vasopressin | <0.0001 | |||
| No | 12773(91.65) | 11479(95.02) | 1294(69.72) | |
| Yes | 1163(8.35) | 601(4.98) | 562(30.28) |
Data are presented Standard Deviation (SE) or frequencies (percentages).
Abbreviation: MCV, mean corpuscular volume; SOFA, sequential organ failure assessment; CCI, Charlson comorbidity index; SAPSII, simplified acute physiological score II; OASIS, oxford acute severity of illness score; WBC, white blood cell; RBC, red blood cell; FBG, fasting blood glucose