(A) Early preterm delivery (< 34 weeks) | (B) Late preterm (34–36 weeks) | |||||
---|---|---|---|---|---|---|
Cases/All (%) | Adjusted OR (95% CI) | p value | Cases/all (%) | Adjusted OR (95% CI) | p value | |
Miso soup, n (%) | ||||||
< 1 day a week | 69/11,008 (0.63) | Reference | 298/11,008 (2.71) | Reference | ||
1–2 days a week | 66/18,207 (0.36) | 0.58 (0.40–0.85) | 0.005 | 456/18,207 (2.50) | 0.93 (0.79―1.09) | 0.354 |
3–4 days a week | 100/21,645 (0.46) | 0.69 (0.49–0.98) | 0.039 | 543/21,645 (2.51) | 0.97 (0.83―1.13) | 0.660 |
≥ 5 days a week | 102/26,807 (0.38) | 0.62 (0.44–0.87) | 0.006 | 709/26,807 (2.64) | 1.00 (0.86―1.16) | 0.959 |
Yogurt, n (%) | ||||||
< 1 time a week | 129/25,354 (0.51) | Reference | 656/25,354 (2.59) | Reference | ||
1–4 times a week | 147/33,129 (0.44) | 0.83 (0.64–1.09) | 0.185 | 863/33,129 (2.60) | 1.01 (0.91―1.13) | 0.860 |
≥ 5 times a week | 61/19,184 (0.32) | 0.62 (0.44–0.87) | 0.006 | 487/19,184 (2.54) | 0.98 (0.86―1.11) | 0.694 |
Cheese, n (%) | ||||||
< 1 time a week | 176/37,567 (0.47) | Reference | 956/37,567 (2.54) | Reference | ||
1–2 times a week | 100/23,861 (0.42) | 0.92 (0.70–1.22) | 0.570 | 637 /23,861 (2.67) | 1.07 (0.96―1.19) | 0.214 |
≥ 3 times a week | 61/16,239 (0.38) | 0.71 (0.50–1.00) | 0.053 | 413 /16,239 (2.54) | 1.02 (0.90―1.16) | 0.738 |
Fermented soybeans, n (%) | ||||||
< 1time a week | 152/30,609 (0.50) | Reference | 803/30,609 (2.62) | Reference | ||
1–2 times a week | 123/27,474 (0.45) | 0.89 (0.68–1.16) | 0.373 | 690/27,474 (2.51) | 0.97 (0.87―1.09) | 0.639 |
≥ 3 times a week | 62/19,584 (0.32) | 0.60 (0.43–0.84) | 0.003 | 513/19,584 (2.62) | 1.03 (0.91―1.16) | 0.655 |