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Table 1 Patients’ characteristics and outcome data

From: Impact of COVID-19 on urgent gastrointestinal surgery outcomes: increased mortality in 2020

 

Overall n = 2692

2018 n = 541

2019 n = 624

2020 n = 394

2021 n = 533

2022 n = 600

P

Demographic data

Age, years, median [IQR]

47.9[31.6–67.6]

46.2[30.5–65.5]

47.5[31.4–67]

47.7[31.4–69.2]

52.8[33.3–70.5]

46.7[31.3–67]

0.060§

Charlson score, median [IQR]

2[0–5]

2[0–5]

1[0–4]

2[0–5]

2[0–5]

1[0–5]

0.258§

Male gender, n (%)

1461(54.3%)

301(55.6%)

361(57.9%)

201(51%)

286(53.7%)

312(52%)

0.151°

SARS-CoV-2 positive, n (%)

84(3.1%)

  

15(3.8%)

37(6.9%)

32(5.3%)

0.000°

Post-operative complications

ICU admission, n (%)

331(12.3%)

69(12.8%)

75(12%)

60(15.2%)

66(12.4%)

61(10.2%)

0.203°

ICU LOS, days, median [IQR]

0.8[0.5–2.5]

0.8[0.5–3.7]

0.9[0.6–3.6]

0.7[0.5–1]

0.8[0.5–1.1]

0.8[0.6–2.7]

0.770§

Acute kidney failure, n (%)

180(6.7%)

38(7%)

39(6.2%)

28(7.1%)

39(7.3%)

36(6%)

0.875°

Acute respiratory failure, n (%)

135(5%)

29(5.4%)

36(5.8%)

22(5.6%)

27(5.1%)

21(3.5%)

0.359°

Bacterial pneumonia, n (%)

60(2.2%)

15(2.8%)

15(2.4%)

8(2%)

11(2.1%)

11(1.8%)

0.864°

Aspiration pneumonia, n (%)

67(2.5%)

12(2.2%)

13(2.1%)

13(3.3%)

14(2.6%)

15(2.5%)

0.781°

Acute liver failure, n (%)

22(0.8%)

5(0.9%)

2(0.3%)

5(1.3%)

5(0.9%)

5(0.8%)

0.458*

Pulmonary embolism, n (%)

24(0.9%)

3(0.6%)

4(0.6%)

8(2%)

4(0.8%)

5(0.8%)

0.207*

LOS, days, median [IQR]

3.9[1.7–9.6]

3.8[1.8–9.8]

4[1.8–9.8]

3.7[1.6–10.1]

4.2[1.7–9.6]

3.8[1.6–8.6]

0.269§

Subsequent surgery, n (%)

133(4.9%)

19(3.5%)

25(4%)

19(4.8%)

28(5.3%)

42(7%)

0.063°

Subsequent hospitalization, n (%)

419(15.6%)

78(14.4%)

84(13.5%)

52(13.2%)

92(17.3%)

113(18.8%)

0.039°

Death at day 90, n (%)

157(5.8%)

32(5.9%)

26(4.2%)

40(10.2%)

26(4.9%)

33(5.5%)

0.005°

  1. Results are expressed as n (%) or median [IQR]
  2. LOS, Length of Stay; ICU, Intensive Care Unit
  3. *Fisher’s exact test; § Anova; °Khi-2 test