| District-mean | Seoul-mean | ||||
---|---|---|---|---|---|---|
Employed | Non-employed | RERI (95% CI) | Employed | Non-employed | RERI (95% CI) | |
SGA | ||||||
 One year before birth | 0.98 (0.96, 1.01) | 1.01 (0.99, 1.02) | −0.02 (−0.06, 0.01) | 0.97 (0.90, 1.05) | 0.99 (0.94, 1.04) | −0.03 (− 0.06, 0.00) |
 Entire pregnancy | 0.98 (0.96, 1.00) | 1.00 (0.98, 1.01) | −0.03 (− 0.07, 0.00) | 1.00 (0.94, 1.05) | 0.96 (0.93, 1.00) | −0.03 (− 0.06, 0.00) |
 First trimester | 1.00 (0.98, 1.01) | 1.00 (0.99, 1.01) | 0.00 (−0.04, 0.03) | 1.01 (0.99, 1.04) | 0.99 (0.98, 1.00) | 0.00 (−0.03, 0.03) |
 Second trimester | 0.99 (0.97, 1.01) | 1.00 (0.99, 1.01) | −0.02 (− 0.05, 0.02) | 1.00 (0.97, 1.03) | 0.98 (0.97, 1.00) | −0.03 (− 0.06, 0.00) |
 Third trimester | 0.99 (0.97, 1.01) | 1.00 (0.99, 1.01) | 0.00 (−0.04, 0.03) | 0.99 (0.97, 1.01) | 1.00 (0.99, 1.02) | −0.01 (− 0.04, 0.03) |
LBW | ||||||
 One year before birth | 0.98 (0.96, 1.01) | 1.05 (0.95, 1.17) | −0.05 (− 0.15, 0.05) | 0.97 (0.9, 1.05) | 0.89 (0.39, 2.04) | −0.07 (− 0.15, 0.02) |
 Entire pregnancy | 0.98 (0.96, 1.00) | 1.07 (0.97, 1.18) | −0.09 (− 0.19, 0.01) | 1.00 (0.94, 1.05) | 1.38 (0.89, 2.13) | −0.07 (− 0.16, 0.01) |
 First trimester | 1.00 (0.98, 1.01) | 1.03 (0.96, 1.11) | −0.05 (− 0.15, 0.04) | 1.01 (0.99, 1.04) | 1.01 (0.88, 1.17) | −0.01 (− 0.09, 0.07) |
 Second trimester | 0.99 (0.97, 1.01) | 1.01 (0.94, 1.09) | −0.03 (− 0.12, 0.07) | 1.00 (0.97, 1.03) | 1.00 (0.87, 1.15) | −0.05 (− 0.13, 0.03) |
 Third trimester | 0.99 (0.97, 1.01) | 1.06 (0.98, 1.14) | −0.03 (− 0.13, 0.06) | 0.99 (0.97, 1.01) | 1.11 (0.95, 1.3) | −0.03 (− 0.13, 0.06) |