Table 1 Comparison of basic characteristics between the polymerase chain reaction-negative conversion group and non-negative conversion group within 28 days (N = 136)
Variables, number (%) | Negative conversion (N = 53) | Non-negative conversion (N = 83) | P value |
|---|---|---|---|
Age, year (mean ± standard deviation) | 43.7 ± 17.4 | 40.5 ± 18.7 | 0.324 |
Male gender | 28 (52.8) | 38 (45.8) | 0.423 |
Epidemiological linkage | 0.094 | ||
Imported cases | 8 (15.1) | 21 (25.3) | |
Household contact | 10 (18.9) | 22 (26.5) | |
Non-familial contact | 15 (28.3) | 20 (24.1) | |
Cluster outbreak | 12 (22.6) | 17 (20.5) | |
Unknown | 8 (15.1) | 3 (3.6) | |
Co-morbidities | |||
Cardio-pulmonary diseases | 9 (17.0) | 21 (25.3) | 0.254 |
Endocrine diseases | 5 (9.4) | 10 (12.0) | 0.635 |
Neurological diseases | 8 (15.1) | 3 (3.6) | 0.023 |
Other diseases | 9 (17.0) | 15 (18.1) | 0.871 |
Delayed admission ≥ 3 days | 33 (62.3) | 49 (59.0) | 0.708 |
Initial symptom | |||
Asymptomatic | 4 (7.5) | 9 (10.8) | 0.524 |
General (fever, chill, and myalgia) | 33 (62.3) | 53 (63.9) | 0.851 |
Upper respiratory (sore throat, rhinorrhea, and nasal congestion) | 15 (28.3) | 23 (27.7) | |
Lower respiratory (cough, sputum, dyspnea, and chest discomfort) | 6 (11.3) | 36 (43.4) | < 0.001 |
Others | 5 (9.4) | 4 (4.8) | 0.311 |
Pneumonia on initial chest computed tomography | 41 (77.4) | 44 (53.0) | 0.004 |