Table 3 Pooled prevalence of CC considering different diagnosed age and quality scores.
Age diagnosed (Yeas old) | Quality Scores | Studies | Children | Pooled prevalence (1/10,000) | 95% CI (%) | Heterogeneity (I2) (%) | 95% CI (%) |
|---|---|---|---|---|---|---|---|
0–1 | ≥7 (7–11) | 4 | 2,517,137 | 1.91 | [0.92; 3.97] | 97.9 | [96.5; 98.8] |
0–1 | 0–11 | 6 | 2,745,014 | 2.61 | [1.45; 4.69] | 97.2 | [95.7; 98.2] |
0–18 | ≥7 (7–11) | 8 | 3,326,875 | 3.42 | [1.91; 6.12] | 98.2 | [97.5; 98.7] |
0–18 | 0–11 | 17 | 8,302,708 | 4.24 | [31.6; 51.9] | 97.2 | [96.5; 97.8] |
