Table 1 Distribution of baseline characteristics among COVID-19 patients and non-COVID-19 patients in the ICU
From: Nosocomial infections among COVID-19 patients: an analysis of intensive care unit surveillance data
Baseline characteristics | COVID-19 patients (n = 71) | Non-COVID-19 patients (n = 487) | All patients (n = 558) | Chi-squared test |
|---|---|---|---|---|
Age, median (IQR)a | 52 (39–66) | 66 (55–75) | 65 (53–74) | < 0.001 |
Male | 59 (83.10) | 299 (61.40) | 358 (64.16) | < 0.001 |
Length of stay in ICU, Median days (IQR)a | 6 (2–9) | 2 (1–4) | 2 (2–4) | < 0.001 |
Underlying diseases | ||||
Overall comorbidities | 25 (35.21) | 342 (70.23) | 367 (65.77) | < 0.001 |
Chronic pulmonary diseases | 2 (2.82) | 60 (12.32) | 62 (11.11) | 0.017 |
Cardiovascular diseases | 4 (5.63) | 100 (20.53) | 104 (18.64) | 0.003 |
Connective tissue disease | 0 (0.00) | 11 (2.26) | 11 (1.97) | 0.201 |
Peptic ulcer disease | 0 (0.00) | 13 (2.67) | 13 (2.33) | 0.164 |
Chronic neurological diseases | 2 (2.82) | 79 (16.22) | 81 (14.52) | 0.003 |
Chronic kidney disease | 5 (7.04) | 125 (25.67) | 130 (23.30) | 0.001 |
Diabetes Mellitus | 19 (26.76) | 197 (40.45) | 216 (38.71) | 0.027 |
Malignant diseases | 1 (1.41) | 82 (16.84) | 83 (14.87) | 0.001 |
Chronic liver diseases | 1 (1.41) | 24 (4.93) | 25 (4.48) | 0.180 |
Immunosuppression | 2 (2.82) | 30 (6.16) | 32 (5.73) | 0.258 |