| Stratum 1 (0: 80 mg/d, 1: 40 mg/d) | Stratum 2 (0: 40 mg/d, 1: 20 mg/d) | ||
---|---|---|---|---|
 | β (95%CI) | OR (95%CI) a | β (95%CI) | OR (95%CI) a |
Cognitive development | ||||
 Crude model | 0.98 (-0.82, 2.87) | 1.31 (0.34, 4.95) | -2.00 (-4.71, 0.70) | 0.29 (0.03, 2.81) |
 Adjusted model | 1.46 (-2.15, 5.07) | 0.68 (0.09, 5.29) | -4.04 (-7.27, 0.80) | 0.85 (0.26, 2.68) |
Language development | ||||
 Crude model | -0.53 (-2.37, 1.32) | 0.78 (0.36, 1.65) | -2.31 (-4.65, 0.03) | 0.48 (0.14, 1.71) |
 Adjusted model | 1.30 (-1.99, 4.59) | 0.54 (0.14, 2.05) | -0.36 (-3.47, 2.75) | 1.35 (0.65, 5.79) |
Receptive language | ||||
 Crude model | 0.30 (-0.77, 0.17) | 1.04 (0.36, 3.03) | -0.55 (-1.16, 0.06) | 1.80 (0.32, 10.08) |
 Adjusted model | -0.14 (-1.04, 0.75) | 0.72 (0.10, 5.35) | -0.52 (-1.32, 0.28) | 0.94 (0.32, 2.68) |
Expressive language | ||||
 Crude model | 0.12 (-0.22, 0.45) | 0.70 (0.34, 1.44) | -0.21 (-0.69, 0.27) | 1.56 (0.64, 3.78) |
 Adjusted model | 0.44 (-0.19, 1.06) | 1.30 (0.30, 5.61) | 0.18 (-0.36, 0.72) | 2.64 (0.48, 14.58) |
Motor development | ||||
 Crude model | 0.56 (-1.96, 3.08) | 1.03 (0.60, 1.78) | -0.92 (-4.13, 2.30) | 0.68 (0.33, 1.42) |
 Adjusted model | 2.04 (-3.88, 7.96) | 1.19 (0.45, 3.15) | -3.76 (-9.30, 1.78) | 0.91 (0.30, 2.73) |
Fine motor | ||||
 Crude model | 0.07 (-0.34, 0.49) | 0.78 (0.41, 1.47) | -0.04 (-0.64, 0.56) | 1.16 (0.47, 2.82) |
 Adjusted model | 0.23 (-0.58, 1.03) | 0.43 (0.13, 1.43) | -0.24 (-1.29, 0.81) | 0.97 (0.26, 3.61) |
Gross motor | ||||
 Crude model | -0.12 (-0.62, 0.38) | 0.73 (0.40, 1.32) | -0.18 (-0.90, 0.53) | 0.71 (0.32, 1.59) |
 Adjusted model | 0.32 (-0.65, 1.30) | 1.03 (0.34, 3.11) | -0.13 (-0.66, 0.41) | 0.84 (0.31, 8.65) |