Variables | All cases (n = 169) | Imported cases (n = 74) | Local cases (n = 95) | p value |
---|---|---|---|---|
Age (year) | ||||
Median (IQR) | 45 (34.5–55) | 45 (35–53.5) | 43 (34–57) | 0.872 |
Range | ||||
19–49 | 106 (62.7) | 50 (67.6) | 56 (58.9) | 0.392 |
50–64 | 38 (22.5) | 13 (17.6) | 25 (26.3) | |
≥ 65 | 25 (14.8) | 11 (14.9) | 14 (14.7) | |
Sex | ||||
Male | 86 (50.9) | 40 (54.1) | 46 (48.4) | 0.536 |
Female | 83 (49.1) | 34 (45.9) | 49 (51.6) | |
Temperature on admission (°C) | ||||
Median (IQR) | 36.8 (36.5–37.4) | 37.0 (36.6–37.5) | 36.8 (36.5–37.2) | 0.076 |
Range | ||||
< 37.3 | 120 (71.0) | 46 (62.1) | 74 (77.9) | 0.065 |
37.3–38.0 | 37 (21.9) | 21 (28.4) | 16 (16.8) | |
38.1–39.0 | 11 (6.5) | 7 (9.5) | 4 (4.2) | |
> 39 | 1 (0.6) | 0 (0) | 1 (1.1) | |
Pulmonary auscultation on admission | ||||
Crackles | 9 (5.3) | 5 (6.8) | 4 (4.2) | 0.507 |
Stridor | 0 (0) | 0(0) | 0 (0) | 1.000 |
Both | 3 (1.8) | 3 (4.1) | 0 (0) | 0.082 |
Complication | ||||
Not less than one | 53 (31.4) | 19 (25.7) | 34 (35.8) | 0.183 |
Recurrent respiratory infections | 4 (2.4) | 1 (1.4) | 3 (3.2) | 0.632 |
Hypertension | 19 (11.2) | 6 (8.1) | 13 (13.7) | 0.329 |
Diabetes | 13 (7.7) | 4 (5.4) | 9 (9.5) | 0.393 |
Immunodeficiency | 2 (1.2) | 0 (0) | 2 (2.1) | 0.505 |
Chronic obstructive pulmonary disease | 3 (1.8) | 1 (1.4) | 2 (2.1) | 1.000 |
Cancer | 2 (1.2) | 1 (1.4) | 1 (1.1) | 1.000 |
Cardiovascular and cerebrovascular diseases | 10 (5.9) | 2 (2.7) | 8 (8.4) | 0.189 |
Symptoms or signs | ||||
Fever | 123 (72.8) | 58 (78.4) | 65 (68.4) | 0.167 |
Cough | 136 (80.5) | 64 (86.5) | 72 (75.8) | 0.117 |
Expectoration | 71 (42.0) | 28 (37.8) | 43 (45.3) | 0.350 |
Hemoptysis | 4 (2.4) | 3 (4.1) | 1 (1.1) | 0.320 |
Nasal congestion | 3 (1.8) | 1 (1.4) | 2 (2.1) | 1.000 |
Headache | 23 (13.6) | 7 (9.5) | 16 (16.8) | 0.183 |
Shortness of breath | 37 (21.9) | 20 (27.0) | 17 (17.9) | 0.190 |
Muscle soreness | 11 (6.5) | 3 (4.1) | 8 (8.4) | 0.351 |
Fatigue | 73 (43.2) | 32 (43.2) | 41 (43.2) | 1.000 |
Gastrointestinal symptoms | 53 (31.4) | 22 (29.7) | 31 (32.6) | 0.740 |
Onset-visit interval (days) | ||||
Median (IQR) | 3 (1–6) | 3 (1–6) | 3 (1–6) | 0.711 |