| All | SV | MVPA | Sleep |
---|---|---|---|---|
 | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) |
Sex (ref: girl) | ||||
 Boy | 0.81 (0.36, 1.80) | 1.20 (0.80, 1.80) | 1.94 (1.33, 2.81) | 0.94 (0.56, 1.59) |
Ethnicity (ref: Chinese) | ||||
 Malay | 1.11 (0.34, 3.65) | 0.33 (0.19, 0.58) | 1.76 (1.03, 3.00) | 1.85 (0.90, 3.81) |
 Indian | 1.54 (0.52, 4.55) | 0.90 (0.49, 1.66) | 1.15 (0.66, 1.99) | 1.55 (0.73, 3.32) |
Birth order(ref: first-born) | ||||
 Second-or later-born | 2.16 (0.84, 5.58) | 0.76 (0.48, 1.19) | 1.59 (1.05, 2.40) | 1.42 (0.79, 2.57) |
Maternal education (ref: university) | ||||
 Primary or secondary | 0.99 (0.28, 3.47) | 0.82 (0.42, 1.62) | 0.67 (0.36, 1.25) | 1.52 (0.64, 3.60) |
 Post-secondary | 1.08 (0.35, 3.30) | 0.64 (0.35, 1.16) | 1.02 (0.60, 1.74) | 1.02 (0.46, 2.24) |
Household incomes (ref: < 4000 SGD/month) | ||||
 4000–5999 | 0.62 (0.18, 2.15) | 0.83 (0.48, 1.42) | 1.49 (0.89, 2.50) | 0.69 (0.31, 1.53) |
  ≥ 6000 | 1.38 (0.41, 4.58) | 1.25 (0.64, 2.43) | 1.62 (0.89, 2.97) | 1.61 (0.70, 3.70) |
Pre-pregnancy weight status (ref: underweight/normal) | ||||
 Overweight | 0.99 (0.37, 2.67) | 0.86 (0.52, 1.41) | 1.02 (0.64, 1.63) | 1.45 (0.77, 2.73) |
 Obese | 0.55 (0.14, 2.17) | 0.58 (0.32, 1.06) | 0.83 (0.46, 1.50) | 1.13 (0.51, 2.51) |
Maternal age at delivery (ref: ≥35) | ||||
  < 30 | 0.78 (0.29, 2.14) | 1.73 (1.00, 2.97) | 1.33 (0.81, 2.17) | 0.63 (0.33, 1.20) |
 30–35 | 0.43 (0.15, 1.26) | 1.23 (0.72, 2.09) | 1.18 (0.73, 1.92) | 0.41 (0.20, 0.84) |
Maternal physical activity before pregnancy (ref: highly active) | ||||
 Sufficiently active | 0.67 (0.29, 1.56) | 1.10 (0.68, 1.79) | 0.79 (0.50, 1.24) | 1.01 (0.55, 1.88) |
 Insufficiently active | 0.11 (0.01, 0.95) | 0.79 (0.43, 1.47) | 0.44 (0.25, 0.78) | 1.24 (0.56, 2.75) |
Maternal daily television-viewing time before pregnancy (ref: ≥ 3 h) | ||||
  < 2 h | 1.58 (0.47, 5.28) | 1.73 (1.05, 2.84) | 0.83 (0.51, 1.33) | 1.22 (0.63, 2.39) |
 2–3 h | 3.52 (1.02, 12.22) | 1.03 (0.60, 1.78) | 0.97 (0.57, 1.66) | 1.32 (0.62, 2.79) |
Maternal daily sleep time before pregnancy (ref: ≥ 9 h/night) | ||||
  < 7 h | 0.37 (0.07, 1.98) | 2.15 (1.05, 4.42) | 0.71 (0.37, 1.37) | 0.43 (0.15, 1.29) |
 7–9 h | 0.90 (0.35, 2.33) | 1.49 (0.92, 2.41) | 0.76 (0.48, 1.20) | 1.19 (0.64, 2.23) |