From: Maternal sleep duration and neonatal birth weight: the Japan Environment and Children’s Study
Obstetric outcomes | LBW infants | VLBW infants | SGA infants | Macrosomia |
---|---|---|---|---|
< 2500 g | < 1500 g | |||
cORs and aORs (95% CI) | ||||
MSD < 6.0 h | ||||
cORs | 1.02 (0.91–1.15) | 1.08 (0.68–1.72) | 0.92 (0.78–1.07) | 1.24 (0.89–1.72) |
Model 1 | 0.95 (0.83–1.08) | 1.01 (0.62–1.65) | 0.88 (0.75–1.02) | 1.23 (0.89–1.71) |
Model 2 | 0.95 (0.83–1.09) | 1.02 (0.62–1.67) | 0.89 (0.76–1.03) | 1.19 (0.86–1.66) |
MSD 6.0–7.9 h | ||||
Ref | Ref | Ref | Ref | |
MSD 8.0–8.9 h | ||||
cORs | 0.92 (0.87–0.98) | 0.91 (0.71–1.16) | 0.96 (0.89–1.03) | 1.06 (0.89–1.26) |
Model 1 | 0.96 (0.90–1.03) | 0.95 (0.73–1.23) | 0.96 (0.90–1.04) | 1.01 (0.84–1.20) |
Model 2 | 0.97 (0.91–1.04) | 0.95 (0.73–1.24) | 0.97 (0.90–1.04) | 0.99 (0.83–1.19) |
MSD 9.0–9.9 h | ||||
cORs | 0.84 (0.78–0.91) | 0.91 (0.67–1.25) | 0.90 (0.82–0.99) | 1.19 (0.96–1.47) |
Model 1 | 0.90 (0.83–0.99) | 0.99 (0.71–1.37) | 0.91 (0.82–0.99) | 1.10 (0.89–1.36) |
Model 2 | 0.92 (0.84–1.00) | 0.99 (0.71–1.38) | 0.91 (0.83–1.00) | 1.08 (0.87–1.34) |
MSD 10.0–12.0 h | ||||
cORs | 0.88 (0.88–0.99) | 1.19 (0.78–1.80) | 0.96 (0.83–1.11) | 0.92 (0.65–1.31) |
Model 1 | 0.86 (0.76–0.99) | 1.27 (0.81–1.99) | 0.95 (0.83–1.10) | 0.89 (0.63–1.27) |
Model 2 | 0.90 (0.78–1.03) | 1.31 (0.83–2.06) | 0.98 (0.85–1.13) | 0.86 (0.60–1.23) |