Table 3.
The prevalence of macrosomia among Chinese children under 6 years in 2013.
| Characteristics | Total | Boys | Girls | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Total number | % | 95% CI | Total number | % | 95% CI | Total number | % | 95% CI | |
| Total | 32,276 | 7.35 | 7.08, 7.49 | 16,596 | 8.85 | 8.53, 9.01 | 15,680 | 5.71 | 5.59, 5.94 |
| Age groups (months) | |||||||||
| 0–11 | 8746 | 7.78 | 7.49, 8.08 | 4467 | 9.18 | 8.69, 9.68 | 4279 | 6.30 | 5.94, 6.68 |
| 12–23 | 5234 | 8.08 | 7.64, 8.53 | 2735 | 9.51 | 8.85, 10.20 | 2499 | 6.55 | 6.06, 7.08 |
| 24–35 | 4567 | 6.81 | 6.43, 7.21 | 2355 | 8.08 | 7.49, 8.69 | 2212 | 5.37 | 4.95, 5.82 |
| 36–47 | 4787 | 6.55 | 6.18, 6.94 | 2469 | 8.08 | 7.49, 8.69 | 2318 | 4.85 | 4.46, 5.26 |
| 48–59 | 4652 | 7.08 | 6.68, 7.49 | 2388 | 8.53 | 7.93, 9.18 | 2264 | 5.59 | 5.16, 6.06 |
| 60–71 | 4290 | 7.08 | 6.68, 7.35 | 2182 | 9.18 | 8.38, 9.85 | 2108 | 4.95 | 4.55, 5.37 |
| Residential area | |||||||||
| East China | 11,697 | 8.08 | 7.78, 8.38 | 5964 | 9.68 | 9.34, 10.20 | 5733 | 6.55 | 6.18, 6.81 |
| Central China | 10,127 | 7.49 | 7.21, 7.78 | 5223 | 8.85 | 8.53, 9.34 | 4904 | 5.94 | 5.59, 6.30 |
| West China | 10,452 | 6.06 | 5.82, 6.30 | 5409 | 7.49 | 7.21, 7.93 | 5043 | 4.55 | 4.27, 4.75 |
| Urban | |||||||||
| Subtotal | 16,519 | 7.78 | 7.64, 8.08 | 8408 | 9.68 | 9.18, 10.03 | 8111 | 5.94 | 5.71, 6.18 |
| Large cities | 7299 | 8.23 | 7.93, 8.69 | 3685 | 10.03 | 9.51, 10.56 | 3614 | 6.55 | 6.06, 6.94 |
| Medium and small cities | 9220 | 7.35 | 7.08, 7.64 | 4723 | 9.34 | 8.85, 9.68 | 4497 | 5.48 | 5.16, 5.82 |
| Rural | |||||||||
| Subtotal | 15,757 | 6.81 | 6.55, 6.94 | 8188 | 7.93 | 7.64, 8.38 | 7569 | 5.48 | 5.26, 5.71 |
| Non-poor rural areas | 10,565 | 6.18 | 5.94, 6.43 | 5451 | 7.49 | 7.08, 7.93 | 5114 | 4.85 | 4.55, 5.16 |
| Poor rural areas | 5192 | 7.78 | 7.35, 8.23 | 2737 | 8.85 | 8.38, 9.51 | 2455 | 6.55 | 6.18, 7.08 |
| Ethnicity | |||||||||
| Han | 28,037 | 7.49 | 7.35, 7.64 | 14,340 | 9.01 | 8.85, 9.34 | 13,697 | 5.94 | 5.71, 6.18 |
| Minority | 4230 | 5.59 | 5.26, 5.94 | 2251 | 7.08 | 6.43, 7.64 | 1979 | 4.09 | 3.67, 4.46 |
| Maternal age groups | |||||||||
| < 20 years | 355 | 5.37 | 4.36, 6.68 | 181 | 6.18 | 4.65, 8.23 | 174 | 4.65 | 3.36, 6.30 |
| 20–25 years | 7627 | 6.18 | 5.82, 6.43 | 3915 | 7.21 | 6.81, 7.64 | 3712 | 5.05 | 4.65, 5.37 |
| 26–30 years | 11,321 | 7.08 | 6.81, 7.35 | 5974 | 8.69 | 8.23, 9.01 | 5347 | 5.37 | 5.05, 5.59 |
| 31–35 years | 7333 | 8.08 | 7.78, 8.53 | 3753 | 9.34 | 8.85, 10.03 | 3580 | 6.81 | 6.30, 7.21 |
| > 35 years | 3785 | 9.68 | 9.01, 10.20 | 1989 | 12.10 | 11.12, 12.92 | 1796 | 6.94 | 6.43, 7.64 |
| Maternal education | |||||||||
| Primary or below | 3841 | 5.82 | 5.48, 6.18 | 2089 | 6.94 | 6.30, 7.49 | 1752 | 4.65 | 4.18, 5.05 |
| Junior high school | 14,450 | 7.21 | 6.94, 7.49 | 7542 | 8.85 | 8.53, 9.34 | 6908 | 5.48 | 5.16, 5.71 |
| High school | 5569 | 7.49 | 7.08, 7.93 | 2902 | 8.53 | 8.08, 9.18 | 2667 | 6.30 | 5.94, 6.81 |
| Associate's degree | 3392 | 8.38 | 7.93, 9.01 | 1670 | 10.56 | 9.68, 11.51 | 1722 | 6.43 | 5.82, 7.08 |
| Bachelor's degree or above | 3347 | 8.53 | 7.93, 9.01 | 1696 | 10.03 | 9.18, 10.93 | 1651 | 6.94 | 6.30, 7.64 |
| Annual household income (per capital CNY)a | |||||||||
| < 10,000 | 11,242 | 7.08 | 6.81, 7.35 | 5829 | 8.38 | 7.93, 8.69 | 5413 | 5.82 | 5.48, 6.18 |
| 10,000–19,999 | 8888 | 7.21 | 6.81, 7.49 | 4585 | 8.85 | 8.38, 9.34 | 4303 | 5.37 | 5.05, 5.71 |
| ≥ 20,000 | 8880 | 7.78 | 7.49, 8.23 | 4531 | 9.68 | 9.18, 10.20 | 4349 | 6.06 | 5.71, 6.43 |
a3251 of subjects refused to answer the question about annual household income.