From: How does the two-child policy affect the sex ratio at birth in China? A cross-sectional study
SRB in subgroup | BTCP | OTCP | UTCP | P |
---|---|---|---|---|
College and above (SRB) | 1.041 | 1.032 | 1.024 | 0.30 |
Middle school (SRB) | 1.096 | 1.058 b1 | 1.058 b2 | < 0.01 |
Primary school and below (SRB) | 1.137 | 1.070 | 1.062 | 0.27 |
Unadjusted OR (95% CI) | ||||
 College and above | 1.00 | 0.99(0.95–1.03) | 0.98(0.95–1.02) | 0.58 |
 Middle school | 1.00 | 0.96(0.94–0.99) | 0.96(0.94–0.99) | < 0.01 |
 Primary school and below | 1.00 | 0.94(0.83–1.07) | 0.93(0.82–1.06) | 0.49 |
Adjusted OR (95% CI) | ||||
 College and above | 1.00 | 0.99(0.96–1.03) | 0.98(0.95–1.01) | 0.46 |
 Middle school | 1.00 | 0.96(0.93–0.98) | 0.95(0.93–0.98) | < 0.01 |
 Primary school and below | 1.00 | 0.90(0.79–1.03) | 0.90(0.79–1.03) | 0.21 |