Table 1.
Characteristics and summary data of included studies.
| Liu et al.11 | Feng et al.12 | Cai et al.13 | Xia et al.14 | Wang et al.15 | Jiang et al.16 | Li et al.17 | |
|---|---|---|---|---|---|---|---|
| Case number | 6 | 15 | 10 | 20 | 31 | 6 | 5 |
| Regions | Hubei | Shenzhen | Multiple | Wuhan | Multiple | Chongqing | Zhuhai |
| Median age, y | 3 y | 7 y | 6.5 y | 2 y | 7 y | 7 y | 3 y |
| Age range | 1 y–7 y | 4 y–14 y | 3 m–10 y | 1 d–14 y | 6 m–17 y | 7 m–14 y | 10 m–6 y |
| Male No. (%) | 2 (33) | 5 (33) | 4 (40) | 13 (65) | 15 (48) | 5 (83) | 4 (80) |
| Household contact |
0 (0) |
12 (80) |
7 (70) |
13 (65) |
28 (90) |
6 (100) |
4 (80) |
| Disease severity |
No. (%) |
||||||
| Mild | 2 (33) | 3 (20) | 6 (60) | 4 (20) | 17 (55) | 3 (50) | 2 (40) |
| Moderate | 3 (50) | 12 (80) | 4 (40) | 15 (75) | 14 (45) | 3 (50) | 3 (60) |
| Severe | 1 (17) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| Critical | 0 (0) | 0 (0) | 0 (0) | 1 (5) | 0 (0) | 0 (0) | 0 (0) |
| Clinical features | |||||||
| Asymptomatic | 0 (0) | 8 (53) | 0 (0) | 2 (10) | 7 (23) | 3 (50) | 4 (80) |
| Fever | 6 (100) | 5 (33) | 8 (80) | 12 (60) | 20 (65) | 3 (50) | 1 (20) |
| Cough | 6 (100) | 1 (7) | 6 (60) | 13 (65) | 14 (45) | 2 (33) | 1 (20) |
| GI symptoms | 4 (67) | 0 (0) | 0 (0) | 3 (15) | 3 (10) | 1 (17) | 0 (0) |
| Lymphocyte <1500, x109/L | 5 (83) | – | 1 (10) | – | – | 1 (17) | – |
| Lymphocyte <1000, x109/L | 2 (33) | – | 0 (0) | – | – | 0 (0) | – |
| Chest CT findings | |||||||
| Patchy consolidations | 3/5a (60) | 2 (13) | – | 20 | – | 1 (17) | 0 (0) |
| Ground glass opacities | 1/5a (20) | 7 (47) | – | 10 (50) | – | 2 (33) | 3 (60) |
| No lesion | 1/5a (20) | 6 (40) | – | 12 (60) | – | 1 (17) | 2 (40) |
| Outcomes | |||||||
| Intensive care | 1 (17) | 0 (0) | 0 (0) | 1 (5) | 0 (0) | 0 (0) | 0 (0) |
| Complication | 0 (0) | 0 (0) | 0 (0) | 1 (5) | 0 (0) | 0 (0) | 0 (0) |
Data are shown as numbers (%).
a
Number with positive results/number with available data.