Birth defects | Han | Zhuang | Miao | Dong | Yao | ||||
---|---|---|---|---|---|---|---|---|---|
No. | No. | RR (CI) | No. | RR (CI) | No. | RR (CI) | No. | RR (CI) | |
Total birth defects | 3380 | 2406 | 0.87(0.83–0.92)c | 310 | 0.54(0.49–0.61)c | 257 | 0.49(0.43–0.56)c | 116 | 0.64(0.53–0.76)c |
Multiple birth defects | 216 | 192 | 1.09(0.89–1.32) | 22 | 0.60(0.39–0.94)a | 20 | 0.60(0.38-0.95)a | 11 | 0.94(0.52-1.73) |
Genetic synd/meta | 105 | 84 | 0.98(0.73–1.30) | 6 | 0.34(0.15–0.77)a | 9 | 0.55(0.28-1.09) | 1 | 0.18(0.02–1.27) |
Birth defects prevalence§ | 28.98 | 25.19 | 15.78 | 14.24 | 18.45 | ||||
Perinatal infants | 116,626 | 95,524 | 19,645 | 18,049 | 6288 |