| Proportion of whole-grain intake | P-trend | ||
---|---|---|---|---|
< 25% | 25–50% | > 50% | ||
Sex | ||||
  Female | 1 | 1.663 (0.767–3.604) | 0.214 (0.049–0.938) * | 0.390 |
  Male | 1 | 0.739 (0.347–1.573) | 0.209 (0.045–0.979) * | 0.169 |
Age | ||||
  6–8 years | 1 | 0.903 (0.429–1.898) | 0.412 (0.113–1.494) | 0.239 |
  9–12 years | 1 | 1.413 (0.663–3.010) | 0.196 (0.044–0.872) * | 0.115 |