Table 1.
Demographics and Baseline Characteristics of COVID-19 Patients
| Total (n = 50) | Mild (n = 18) | Moderate (n = 19) | Severe (n = 13) | p Value | |
|---|---|---|---|---|---|
| Characteristics | |||||
| Age, years | 43.0 (34.3–53.8) | 32.0 (22.3–40.0) | 45.0 (38.0–53.5) | 50.0 (40.0–78.0) | 0.001 |
| Onset of symptom to hospital admission, days | 5.0 (3.0–8.0) | 4.0 (2.0–5.0) | 6.0 (4.0–7.0) | 8.0 (5.0–10.0) | 0.023 |
| Duration of hospitalization, days | 19.0 (11.0–27.0) | 8.5 (5.3–19.0) | 19.0 (13.0–27.0) | 27.0 (20.0–36.0) | 0.02 |
| Sex | 0.525 | ||||
| Men | 30 (60%) | 9 (50%) | 12 (63%) | 9 (69%) | |
| Women | 20 (40%) | 9 (50%) | 7 (37%) | 4 (31%) | |
| Exposure to Wuhan | 26 (52%) | 13 (72%) | 7 (37%) | 6 (46%) | 0.087 |
| Any comorbidity | 18 (36%) | 3 (17%) | 7 (37%) | 8 (62%) | 0.037 |
| Hypertension | 8 (16%) | 0 | 3 (16%) | 5 (38%) | 0.016 |
| Diabetes | 5 (10%) | 1 (6%) | 2 (11%) | 2 (15%) | 0.664 |
| Malignancy | 1 (2%) | 0 | 0 | 1 (8%) | 0.234 |
| HIV | 1 (2%) | 0 | 0 | 1 (8%) | 0.234 |
| Chronic liver disease | 2 (4%) | 0 | 0 | 2 (15%) | 0.052 |
| Death | 2 (4%) | 0 | 0 | 2 (15%) | 0.052 |
| Signs and Symptoms | |||||
| Fever | 42 (84%) | 13 (72%) | 18 (95%) | 11 (85%) | 0.175 |
| Highest temperature,°C | 0.702 | ||||
| <37.3 | 8 (16%) | 5 (28%) | 1 (5%) | 2 (15%) | |
| 37.3–38.0 | 12 (24%) | 4 (22%) | 5 (26%) | 3 (23%) | |
| 38.1–39.0 | 22 (44%) | 6 (33%) | 10 (53%) | 6 (46%) | |
| >39.0 | 8 (16%) | 3 (17%) | 3 (16%) | 2 (15%) | |
| Cough | 31 (62%) | 8 (44%) | 12 (63%) | 11 (85%) | 0.075 |
| Expectoration | 15 (30%) | 3 (17%) | 5 (26%) | 7 (54%) | 0.076 |
| Rhinorrhoea | 1 (2%) | 1 (6%) | 0 | 0 | 0.404 |
| Myalgia or fatigue | 23 (46%) | 5 (28%) | 7 (37%) | 11 (85%) | 0.004 |
| Nausea and vomiting | 0 | 0 | 0 | 0 | |
| Sore throat | 7 (14%) | 3 (17%) | 2 (11%) | 2 (15%) | 0.853 |
| Shortness of breath | 6 (12%) | 0 | 1 (5%) | 5 (38%) | 0.003 |
| Chest pain | 1 (2%) | 0 | 0 | 1 (8%) | 0.234 |
| Diarrhea | 5 (10%) | 3 (17%) | 2 (11%) | 0 | 0.31 |
Data were median (interquartile range, IQR), or n (%). p values comparing mild, moderate, and severe were computed using the χ2 test (sex, exposure to Wuhan, comorbidities, death, fever, highest temperature, cough, expectoration, rhinorrhea, myalgia or fatigue, nausea and vomiting, sore throat, shortness of breath, chest pain, and diarrhea), one-way ANOVA (onset of symptom to hospital admission, duration of hospitalization, and BMI), or Kruskal-Wallis H test (age). COVID-19, coronavirus disease 2019. See also Figure S1.