Table 1 Clinical features
Clinical features | Total | Active CMV infection | P | |
|---|---|---|---|---|
N = 87 | Yes (n = 14, 16.1%) | No (n = 73, 83.9%) | ||
Age (year) | 56 ± 16 | 62 ± 11 | 54 ± 17 | 0.103 |
Sex, n (%) | 0.331 | |||
 Male | 52 (59.8) | 10 (71.4) | 42 (57.5) | – |
 Female | 35 (40.2) | 4 (28.6) | 31 (42.5) | – |
Weight (kg) | 60.0 (50.0–67.3) | 60.0 (50.0–65.0) | 60.0 (52.0–67.0) | 0.939 |
BMI (kg/m2) | 22.5 (19.6–24.2) | 22.5 (18.5–23.1) | 22.5 (19.7–24.2) | 0.538 |
Score of disease severity | ||||
 APACHE II | 19 (15–23) | 19 (14–26) | 19 (15–23) | 0.689 |
 SOFA | 9 (6–11) | 9 (6–13) | 9 (7–11) | 0.855 |
 qSOFA | 2 (1–3) | 2 (2–3) | 2 (1–3) | 0.834 |
ARDS severity, n (%) | ||||
 Mild | 16 (18.4) | 1 (7.1) | 15 (20.5) | 0.418 |
 Moderate | 40 (46.0) | 7 (50.0) | 33 (45.2) | 0.742 |
 Severe | 31 (35.6) | 6 (42.9) | 25 (34.3) | 0.755 |
Main causes of ARDS, n (%) | 0.588 | |||
 Severe pneumonia | 82 (94.3) | 14 (100) | 68 (93.2) | – |
 Other | 5 (5.7) | 0 (0) | 5 (6.8) | – |
Vital signs | ||||
 Average blood pressure (mmHg) | 80 ± 22 | 83 ± 24 | 81 ± 19 | 0.449 |
 Heart rate (bpm) | 104 (86–120) | 90 (83–122) | 105 (87–120) | 0.783 |
 Respiratory rate (bpm) | 24 (20–31) | 24 (21–30) | 24 (20–32) | 0.913 |
 Temperature (℃) | 37.0 (36.6–38.0) | 37.1 (36.8–38.2) | 37.0 (36.6–37.9) | 0.452 |
Comorbidities, n (%) | ||||
 Cardiovascular diseases | 27 (31.0) | 5 (35.7) | 22 (30.1) | 0.922 |
 Hypertension | 25 (28.7) | 7 (50.0) | 18 (24.7) | 0.110 |
 Diabetes | 15 (17.2) | 3 (21.4) | 12 (16.4) | 0.947 |
 COPD | 13 (14.9) | 2 (14.3) | 11 (15.1) | > 0.999 |
 Connective tissue disease* | 12 (13.8) | 2 (14.3) | 10 (13.7) | > 0.999 |
 Malignancy | 12 (13.8) | 2 (14.3) | 10 (13.7) | > 0.999 |
 Cerebral thrombosis | 8 (9.2) | 2 (14.3) | 6 (8.2) | 0.830 |