Table 1.
Baseline Characteristics of Hospital Staff Infected With COVID-19
| Variable | Total (N = 166) | Mild Cases (n = 16) | Moderate Cases (n = 133) | Severe Cases (n = 17) | P |
|---|---|---|---|---|---|
| Characteristic | |||||
| Age, median (range), y | 34 (21-57) | 29 (24-42) | 35 (21-58) | 42 (27-57) | .009 |
| Sex | .001 | ||||
| Male | 50 (30.12) | 1 (6.25) | 38 (28.57) | 11 (64.71) | |
| Female | 116 (69.88) | 15 (93.75) | 95 (71.43) | 6 (35.29) | |
| Comorbidities | 19 (11.45) | 1 (2.17) | 7 (6.80) | 11 (64.71) | < .001 |
| Signs and symptoms | |||||
| Fever | 103 (62.05) | 0 | 86 (64.66) | 17 (100) | < .001 |
| Cough | 81 (48.80) | 3 (18.75) | 63 (47.37) | 15 (88.24) | < .001 |
| Fatigue | 51 (30.72) | 2 (12.50) | 41 (30.83) | 8 (47.06) | .099 |
| Dyspnea | 33 (19.88) | 0 | 19 (14.29) | 14 (82.35) | < .001 |
| Sore throat | 31 (18.67) | 5 (31.25) | 25 (18.80) | 1 (5.88) | .190 |
| Myalgia | 29 (17.47) | 1 (6.25) | 16 (12.03) | 12 (70.50) | < .001 |
| Headache | 18 (10.84) | 1 (6.25) | 14 (10.53) | 3 (17.65) | .555 |
| Nausea | 11 (6.63) | 0 | 9 (6.77) | 2 (11.76) | .351 |
| Diarrhea | 9 (5.42) | 0 | 7 (5.26) | 2 (11.76) | .406 |
| Laboratory | |||||
| Leukocyte < 3.5 × 109/L | 27 (16.27) | 1 (6.25) | 22 (16.54) | 4 (23.53) | .691 |
| Neutrophils < 1.8 × 109/L | 30 (18.07) | 3 (18.75) | 26 (19.55) | 1 (5.88) | .563 |
| Lymphocyte < 1.1 × 109/L | 48 (28.92) | 0 | 37 (27.82) | 11 (64.71) | < .001 |
| Monocyte < 0.1 × 109/L | 2 (1.20) | 0 | 2 (1.50) | 0 | .914 |
| Eosinophils < 0.02 × 109/L | 63 (37.95) | 1 (6.25) | 49 (36.84) | 13 (76.47) | < .001 |
| CRP > 10 mg/L | 34 (20.48) | 0 | 20 (15.04) | 14 (82.35) | < .001 |
| SAA ≥ 10 mg/L | 89 (53.61) | 4 (25.00) | 68 (51.13) | 17 (100) | < .001 |
| Abnormalities on CT imaging | |||||
| Ground-glass opacity | 133 (88.67) | 0 | 118 (88.72) | 15 (88.24) | .998 |
| Patchy shadowing | 119 (79.33) | 0 | 102 (76.69) | 17 (100) | .024 |
| Interstitial abnormalities | 67 (44.67) | 0 | 52 (39.10) | 15 (88.24) | < .001 |
| Crazy-paving pattern | 48 (32.00) | 0 | 32 (24.06) | 16 (94.12) | < .001 |
| Consolidation | 51 (34.00) | 0 | 37 (27.82) | 14 (82.35) | < .001 |
| Linear densities | 71 (47.33) | 0 | 56 (42.11) | 15 (88.24) | < .001 |
| CT score, mean ± SD (range) | 3.0 ± 2.4 (1-14) | 0 | 2.3 ± 1.2 (1-7) | 8.3 ± 2.9 (5-14) | < .001 |
| Outcomes | |||||
| Hospitalization | 97 (58.43) | 8 (50.00) | 79 (59.40) | 10 (58.82) | .771 |
| Discharge | 69 (41.57) | 8 (50.00) | 54 (40.60) | 7 (41.18) | ... |
| Length of stay, mean ± SD, d | 16.7 ± 5.7 | 12.2 ± 4.6 | 18.0 ± 4.7 | 23.8 ± 5.0 | < 0.001 |
Data are presented as No. (%) unless otherwise indicated. CRP = C-reactive protein; SAA = serum amyloid A.