Table 1 The characteristics of included studies
References | Sample size | Gender | Age range | Symptoms | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Male | Female | Fever | Cough | Myalgia or fatigue | Sore throat | Dyspnea | Diarrhea | Nausea and vomiting | Sputum | Headache | |||
Zhao et al. [11] | 101 | 56 | 45 | 44.4 (17–75) | 79 | 63 | 17 | 12 | 1 | 3 | 2 | NA | NA |
Xu et al. [12] | 90 | 39 | 51 | 50 (18–86) | 70 | 57 | 25 | 23 | NA | 5 | 2 | NA | NA |
Han et al. [13] | 108 | 38 | 70 | 45 (21–90) | 94 | 65 | 56 | 14 | NA | 15 | NA | NA | NA |
Li and Xia [14] | 53 | 28 | 23 | 58 (26–83) | 46 | 1 | 3 | NA | NA | NA | NA | NA | NA |
Xiong et al. [15] | 42 | 25 | 17 | 49.5 (26–75) | 36 | 27 | 14 | NA | 8 | 10 | NA | NA | NA |
Cheng et al. [16] | 11 | 8 | 3 | 50.36 | 8 | 7 | 3 | 1 | 1 | NA | NA | 3 | NA |
Xu et al. [17] | 50 | 29 | 21 | 13.9 (3–85) | 43 | 20 | 16 | 4 | 4 | 1 | 1 | NA | 5 |
Yuan et al. [18] | 27 | 12 | 15 | 60 (47–69) | 21 | 16 | 3 | NA | 11 | NA | NA | NA | NA |
Chung et al. [19] | 21 | 13 | 8 | 51 (29–77) | 14 | 9 | 6 | NA | NA | NA | 1 | NA | 3 |
Zhang et al. [20] | 17 | 8 | 9 | 48.6 (23–74) | 12 | 9 | 13 | 1 | 1 | NA | NA | 7 | 4 |
Pan et al. [21] | 63 | 33 | 30 | 44.9 | NA | NA | NA | NA | NA | NA | NA | NA | NA |
Shi et al. [8] | 81 | 42 | 39 | 19.5 (25–81) | 59 | 48 | 7 | NA | 34 | 3 | 4 | 15 | 5 |
90 | 44 | 39 | 45.5 | 72 | 65 | 15 | 6 | 9 | 7 | NA | 15 | 9 | |
Bernheim et al. [23] | 121 | 61 | 60 | 45.3 (18–80) | 74 | 58 | NA | NA | NA | NA | NA | 20 | NA |
Wu et al. [24] | 80 | 38 | 42 | 44 | 61 | 58 | 13 | 9 | 7 | 7 | NA | 11 | 8 |
Guan et al. [25] | 53 | 25 | 28 | 42 (1–86) | NA | NA | NA | NA | NA | NA | NA | NA | NA |
Bai et al. [26] | 219 | 119 | 100 | 44.8 ± 14.5 (4–76) | 142 | NA | NA | NA | NA | NA | NA | NA | NA |
Song et al. [28] | 51 | 25 | 26 | 49 ± 16 | 49 | 24 | 16 | 3 | 7 | 5 | 3 | NA | 8 |
Miao et al. [27] | 54 | 28 | 26 | 45.1 ± 13.4 | NA | NA | NA | NA | NA | NA | NA | NA | NA |