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Table 1 Baseline characteristics

From: Deep-learning model for screening sepsis using electrocardiography

Characteristics Non-sepsis patients (n = 44,469) Sepsis patients (n = 1,548) p
Age, year, mean (SD) 58.01 (19.83) 61.83 (24.93)  < 0.001
Male, n (%) 20,836 (46.9) 810 (52.3)  < 0.001
Systolic blood pressure, mmHg, mean (SD) 121.61 (33.43) 101.05 (39.53)  < 0.001
Heart rate, bpm, mean (SD) 76.92 (17.63) 103.59 (23.65)  < 0.001
Respiratory rate, bpm, mean (SD) 18.79 (4.34) 26.29 (8.72)  < 0.001
Peripheral oxygen saturation, %, mean (SD) 97.18 (16.97) 92.81 (28.20)  < 0.001
Mental change, n (%) 288 (0.6) 753 (48.6)  < 0.001
C-reactive protein, mg/dL, mean (SD) 13.30 (37.22) 49.80 (74.46)  < 0.001
Lactate, mmol/L, mean (SD) 1.87 (1.87) 4.64 (5.03)  < 0.001
White blood cell count, per µL, mean (SD) 8180 (4200) 13,090 (6190)  < 0.001
Total bilirubin, mg/dL, mean (SD) 0.72 (0.83) 1.39 (2.58)  < 0.001
Creatinine, mg/dL, mean (SD) 0.98 (0.97) 1.47 (1.53)  < 0.001
PR interval, ms, mean (SD) 169.07 (31.53) 161.47 (41.24)  < 0.001
QRS duration, ms, mean (SD) 96.59 (18.91) 96.96 (23.49) 0.461
QT interval, ms, mean (SD) 401.65 (47.90) 372.11 (63.62)  < 0.001
QTc, ms, mean (SD) 442.41 (37.66) 469.16 (43.79)  < 0.001
P-wave axis, degree, mean (SD) 43.42 (30.85) 45.50 (38.72) 0.033
R-wave axis, degree, mean (SD) 38.40 (46.36) 47.11 (61.76)  < 0.001
T-wave axis, degree, mean (SD) 47.42 (53.10) 66.09 (81.47)  < 0.001
  1. SD standard deviation