Table 1 Baseline characteristics according to 28-day mortality
Variable | Overall | Survivors(n = 2387) | Non-survivors(n = 420) | p |
|---|---|---|---|---|
Demographics | ||||
 Age (years) | 71 (61–81) | 70 (60–80) | 77 (67–85) | < 0.01 |
 Male, n (%) | 1650 (58.78) | 1430 (59.91) | 220 (52.38) | < 0.01 |
 BMI (kg/m2) | 27.34 (23.35–32.14) | 27.46 (23.39–32.21) | 26.82 (23.02–31.57) | 0.1 |
Vital signs | ||||
 SpO2 (%) | 98 (95–100) | 98 (95–100) | 98 (95–100) | 0.38 |
 RR(bpm) | 19 (16–23) | 19 (16–22) | 20 (16–24) | < 0.01 |
 Temperature (℃) | 36.78 (36.56–37.06) | 36.78 (36.56–37.06) | 36.78 (36.5-37.11) | 0.16 |
 HR (bpm) | 83 (71–97) | 82 (71–97) | 87 (73-100.25) | < 0.01 |
Comorbidities | ||||
 AKI, n (%) | 1009 (35.95) | 793 (33.22) | 216 (51.43) | < 0.01 |
 HF, n (%) | 1043 (37.16) | 859 (35.99) | 184 (43.81) | < 0.01 |
 MI (%) | 835 (29.75) | 700 (29.33) | 135 (32.14) | 0.27 |
 HTN, n (%) | 1265 (45.07) | 1082 (45.33) | 183 (43.57) | 0.54 |
 COPD, n (%) | 388 (13.82) | 323 (13.53) | 65 (15.48) | 0.32 |
Glucose metabolism state | ||||
 NGR, n (%) | 941 (33.52) | 816 (34.19) | 125 (29.76) | 0.19 |
 Pr-DM, n (%) | 680 (24.23) | 576 (24.13) | 104 (24.76) |  |
 DM, n (%) | 1186 (42.25) | 995 (41.68) | 191 (45.48) |  |
Treatment | ||||
 Hypoglycemic drugs, n (%) | 193 (6.88) | 190 (7.96) | 3 (0.71) | < 0.01 |
 Mechanical ventilation, n (%) | 979 (34.88) | 747 (31.29) | 232 (55.24) | < 0.01 |
 RI, n (%) | 953 (33.95) | 812 (34.02) | 141 (33.57) | 0.9 |
Laboratory measurements | ||||
 PT(s) | 13 (11.9–14.8) | 12.9 (11.9–14.6) | 13.7 (12.3-16.33) | < 0.01 |
 PTT(s) | 30.1 (26.8–38.3) | 30 (26.7–38.7) | 30.5 (26.9-36.97) | 0.97 |
 BUN(mg/dL) | 19 (14–29) | 18 (13–28) | 25 (16-40.25) | < 0.01 |
 Glucose(mg/dL) | 132 (106–178) | 130 (105–175) | 146 (118–205) | < 0.01 |
 HbA1c(%) | 5.9 (5.4–6.7) | 5.8 (5.4–6.7) | 5.9 (5.5–6.7) | 0.01 |
 Hb(g/dL) | 11.9 (10.2–13.4) | 12 (10.3–13.5) | 11.25 (9.5–12.9) | < 0.01 |
 PH | 7.39 (7.33–7.43) | 7.39 (7.34–7.43) | 7.38 (7.31–7.44) | < 0.01 |
 Plt(109/L) | 208 (160.5–264) | 208 (162–262) | 207 (152-278.25) | 0.89 |
 RBC(m/Ul) | 4.01 (3.45–4.47) | 4.04 (3.5–4.49) | 3.8 (3.22–4.38) | < 0.01 |
 Lactate(mmol/L) | 1.6 (1.2–2.35) | 1.6 (1.2–2.3) | 1.8 (1.3–2.8) | < 0.01 |
 GV(%) | 19.36 (13.36–29.53) | 18.91 (13.05–28.82) | 22.52 (15.37–32.79) | < 0.01 |
 SHR | 1.05 (0.88–1.32) | 1.04 (0.87–1.29) | 1.18 (0.95–1.48) | < 0.01 |
 WBC(K/Ul) | 10.7 (8-14.1) | 10.4 (7.9–13.7) | 12.3 (9.28-17) | < 0.01 |
 Creatinine(mg/dL) | 1 (0.8–1.4) | 1 (0.8–1.4) | 1.1 (0.9–1.72) | < 0.01 |
Clinical scores | ||||
 APACHE II score | 16 (12–21) | 15 (11–20) | 20 (15–25) | < 0.01 |
 GCS | 15 (13–15) | 15 (13–15) | 14 (11–15) | < 0.01 |
 CCI | 6 (4–8) | 6 (4–8) | 7 (6–9) | < 0.01 |