| | All () | Nonsurviving () | Surviving () | value |
| | Male (, %) | 138 (47.1%) | 65 (56.0%) | 73 (41.2%) | 0.013 | | Age, median (IQR), y | 59.2 (42.8, 73.1) | 72.5 (64.8, 80.9) | 50.7 (34.2, 63.9) | <0.001 | | Age group, No. (%) | | | | | | <45 years | 77 (26.3%) | 3 (2.6%) | 74 (41.8%) | | | 45-64 years | 88 (30.0%) | 26 (22.4%) | 62 (35.0%) | | | 65-84 years | 105 (35.8%) | 68 (58.6%) | 37 (20.9%) | | | ≥85 years | 23 (7.8%) | 19 (16.4%) | 4 (2.3%) | | | Initial symptoms, No. (%) | | | | | | Fever | 209 (71.3%) | 90 (77.6%) | 119 (67.2%) | 0.055 | | Respiratory system symptoms | 197 (67.2%) | 90 (77.6%) | 107 (60.5%) | 0.002 | | Sore throat | 11 (3.8%) | 1 (4.0%) | 10 (3.9%) | 0.035 | | Cough | 150 (51.2%) | 69 (59.5%) | 81 (45.8%) | 0.022 | | Expectoration | 50 (17.1%) | 31 (26.7%) | 19 (10.7%) | <0.001 | | Chest tightness | 63 (21.5%) | 32 (27.6%) | 31 (17.5%) | 0.040 | | Chest pain | 8 (2.7%) | 1 (0.9%) | 7 (4.0%) | 0.112 | | Dyspnea | 81 (27.6%) | 48 (41.4%) | 33 (18.6%) | <0.001 | | Catarrhal symptoms | 5 (1.7%) | 2 (1.7%) | 3 (1.7%) | 0.985 | | Neuromuscular symptoms | 101 (34.5%) | 51 (44.0%) | 60 (33.9%) | 0.799 | | Weakness | 88 (30.0%) | 38 (32.8%) | 50 (28.2%) | 0.410 | | Dizziness | 13 (4.4%) | 8 (6.9%) | 5 (2.8%) | 0.979 | | Headache | 10 (3.4%) | 3 (2.6%) | 7 (4.0%) | 0.528 | | Muscle ache | 17 (5.8%) | 6 (5.2%) | 11 (6.2%) | 0.709 | | Digestive symptoms | 65 (22.2%) | 26 (22.4%) | 39 (22.0%) | 0.939 | | Anorexia | 45 (15.2%) | 20 (17.2%) | 25 (14.1%) | 0.469 | | Nausea | 6 (2.0%) | 3 (2.6%) | 3 (1.7%) | 0.598 | | Vomiting | 7 (2.4%) | 4 (3.4%) | 3 1.7%) | 0.337 | | Abdominal pain | 2 (0.7%) | 1 (0.9%) | 1 (0.6%) | 0.763 | | Diarrhea | 19 (6.5%) | 3 (2.6%) | 16 (9.0%) | 0.028 | | Characteristics on admission | | | | | | Temperature, median (IQR), °C a | 36.7 (36.4, .37.0) | 36.8 (36.5, 37.1) | 36.6 (36.4, 36.9) | 0.025 | | ≥37.3°C (%) | 39 (15.9%) | 18 (21.2%) | 21 (13%) | 0.097 | | Heart rate, median (IQR), bpm b | 81 (76,95) | 86 (78, 102) | 80 (76, 90) | 0.006 | | Systolic pressure, median (IQR), mmHg c | 126 (116,136) | 130 (116, 144) | 125 (117,132) | 0.050 | | Diastolic pressure, median (IQR), mmHg d | 76 (70,83) | 78 (71, 85) | 75 (69, 82) | 0.055 | | Respiratory rate, median (IQR), bpm e | 20 (18, 21) | 20 (19, 27) | 20 (18, 20) | <0.001 | | Finger oxygen saturation, median (IQR), % f | 97 (93.5-, 99) | 92 (84,97) | 98 (96, 99) | <0.001 | | Highest temperature during hospitalization, median (IQR), °C g | 37.5 (37, 38.4) | 38.5 (37.5, 39.0) | 37.3 (37, 37.8) | <0.001 | | ≥37.3°C | 153 (63.5%) | 67 (82.7%) | 86 (53.8%) | <0.001 | | Comorbidity, No. (%) | 122 (41.6%) | 80 (69.0%) | 42 (23.7%) | <0.001 | | Hypertension | 92 (31.4%) | 66 (56.9%) | 26 (14.7%) | <0.001 | | Diabetes | 37 (12.6%) | 23 (19.8%) | 14 (7.9%) | 0.003 | | Cerebrovascular disease | 22 (7.5%) | 19 (16.3%) | 3 (1.7%) | <0.001 | | Coronary heart disease | 21 (7.2%) | 14 (12.1%) | 7 (4.0%) | 0.009 | | COPD | 11 (3.8%) | 7 (6.0%) | 4 (2.3%) | 0.097 | | Chronic renal disease | 11 (3.8%) | 9 (7.8%) | 2 (1.1%) | 0.004 | | Chronic liver disease | 12 (4.1%) | 5 (4.3%) | 7 (4.0%) | 0.881 | | Malignancy | 11 (3.8%) | 6 (5.2%) | 5 (2.8%) | 0.302 | | Only one comorbidity | 59 (20.1%) | 36 (31.0%) | 23 (13.0%) | <0.001 | | ≥2 comorbidities | 63 (21.5%) | 44 (37.9%) | 19 (10.8%) | <0.001 |
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