Table 1.
Clinical characteristics of suspected or laboratory-confirmed patients with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection (N=485).
| Characteristic | Value | |
| Age (years), median (IQR) | 63.0 (55.0-71.0) | |
| Age groups (n=470), n (%) |
|
|
|
|
0-14 years | 1 (0.21) |
|
|
15-49 years | 74 (15.74) |
|
|
50-64 years | 178 (37.87) |
|
|
≥65 years | 217 (46.17) |
| Sex (female; n=485), n (%) | 243 (50.10) | |
| Respiratory symptoms, n (%) |
|
|
|
|
Fever (temperature ≥37.3℃) | 408 (84.12) |
|
|
Cough | 190 (39.18) |
|
|
Fatigue | 224 (46.19) |
|
|
Shortness of breath | 261 (53.81) |
|
|
Nausea or vomiting | 81 (16.70) |
|
|
Diarrhea | 61 (12.58) |
| Coexisting disorders (n=485), n (%) |
|
|
|
|
Any | 112 (23.09) |
|
|
Chronic obstructive pulmonary disease | 10 (2.06) |
|
|
Diabetes | 43 (8.87) |
|
|
Hypertension | 55 (11.34) |
|
|
Coronary heart disease | 38 (7.84) |
|
|
Cerebrovascular diseases | 12 (2.47) |
|
|
Cancera | 7 (1.44) |
|
|
Chronic renal diseases | 7 (1.44) |
|
|
Immunodeficiency | 2 (0.41) |
|
|
Hepatitis B infectionb | 3 (0.62) |
| Radiologic findings: abnormalities on chest CT c (n=314), n (%) | ||
|
|
Ground-glass opacity | 237 (75.48) |
|
|
Local patchy shadowing | 20 (6.37) |
|
|
Bilateral patchy shadowing | 191 (60.83) |
|
|
Interstitial abnormalities | 6 (1.91) |
| Days from illness onset to online help, median (range) | 10 (6-12) | |
| Days from illness onset to RT-PCRd testing, median (range) | 8 (5-10) | |
| Underwent RT-PCR testing (n=253), n (%) | 253 (52.16) | |
|
|
Positive | 173 (68.38) |
|
|
No result | 48 (18.97) |
|
|
Suspect | 5 (1.98) |
|
|
Negative | 2 (10.67) |
aCancer referred to any malignancy.
bHepatitis B infection denotes a positive test for hepatitis B surface antigen, with or without elevated alanine or aspartate aminotransferase levels.
cCT: computed tomography.
dRT-PCR: reverse transcription-polymerase chain reaction.