Table 1 Subgroup analyses of the prevalence of depressive symptoms in children and adolescents in China
Subgroup | Category | Studies (n) | Sample Size | Proportion [95% CI], % | I2 | χ2 | P |
|---|---|---|---|---|---|---|---|
Sex | Male | 289 | 1061683 | 24.68 [23.18–26.28] | 99% | 1.47 | 0.23 |
|  | Female | 296 | 536032 | 26.04 [24.53–27.64] | 99% |  |  |
Grade | Primary school | 30 | 137116 | 16.97 [14.00–20.56] | 99% | 26.24 |  < 0.01 |
|  | Middle school | 94 | 342082 | 24.15 [21.61–27.00]2823 [2558–3115] | 100% |  |  |
|  | High school | 86 | 1069851 | 28.23 [25.58–31.15] | 100% |  |  |
|  | Undergraduate school | 188 | 374996 | 27.72 [25.79–29.79] | 100% |  |  |
Residence | Urban | 97 | 222191 | 24.06 [21.82–26.54]2578 [2352–2827] | 99% | 1.01 | 0.31 |
|  | Rural | 98 | 407379 | 25.78 [23.52–28.27] | 99% |  |  |
Scale | SDS | 187 | 1497524 | 28.80 [26.88–30.85] | 99% | 41.89 |  < 0.01 |
|  | CES-D | 108 | 549621 | 24.50 [22.49–26.68] | 100% |  |  |
|  | CDI | 38 | 123064 | 18.27 [16.07–20.78] | 99% |  |  |
|  | PHQ | 38 | 302027 | 27.98 [23.57–33.21] | 100% |  |  |
|  | BDI | 37 | 78718 | 28.56 [23.74–34.34] | 100% |  |  |
|  | DSRSC | 23 | 122817 | 23.90 [20.37–28.04] | 100% |  |  |
|  | KADS | 4 | 8236 | 25.04 [16.81–37.29] | 99% |  |  |
|  | HAMD | 4 | 7068 | 24.36 [15.96–37.16] | 99% |  |  |