Table 1 Demographic and clinical features of the study cohort (n = 1853)

Age (years)

 Mean ± SD

57.20 ± 21.6

 Median (Range)

28.6 (15—109)

Gender

 Male

1045 (56.4%)

 Female

808 (43.6%)

Comorbidities

 Yes

1118 (60.3%)

 No

735 (39.7%)

No of comorbidities

 0

735 (39.6%)

 1

578 (31.2%)

  ≥ 2

540 (29.2%)

Clinical status

 Stable (non-ICU)

1505 (81.2%)

 Critical (ICU)

348 (18.8%)

Outcome

 Alive

1541 (83.2%)

 Dead

312 (16.8%)

4C score

 0–3

316 (17.1%)

 4–8

638 (34.4%)

 9–14

814 (43.9%)

  ≥ 15

85 (4.6%)