| Western FFC each week (yes vs. no) OR (95% CI) | Chinese FFC each week (yes vs. no) OR (95% CI) |
---|---|---|
Child factors | ||
 Age | 1.07 (0.99–1.14) | 1.12 (1.02–1.23)** |
 Boy (vs. girl) | 0.94 (0.75–1.18) | 1.18 (0.94–1.49) |
 City (vs. Beijing) | ||
  Shanghai | 0.95 (0.56–1.60) | 1.01 (0.35–2.93) |
  Nanjing | 1.08 (0.64–1.84) | 0.87 (0.30–2.52) |
  Xi’an | 0.93 (0.54–1.60) | 0.71 (0.24–2.07) |
Maternal factors | ||
 BMI | 1.00 (0.97–1.03) | 0.96 (0.93–1.00)* |
 Education level (vs. college or above) | ||
  Elementary school or below | 1.49 (1.10–2.03)* | 1.10 (0.79–1.53) |
  Middle, high or vocational school | 1.22 (0.92–1.60) | 1.18 (0.89–1.56) |