Table 6.
The relationship between four dietary patterns and birth weight
| Urban or Rural | Area | Total | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Urban | Rural | Southern Shaanxi Province | Northern Shaanxi Province | Guanzhong Shaanxi Province | ||||||||
| OR | OR’ | OR | OR’ | OR | OR’ | OR | OR’ | OR | OR’ | OR | OR’ | |
| (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | (95%CI) | |
| Vegetarian Pattern | ||||||||||||
| Tertile 2 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Tertile 1 | 0.75 | 0.66 | 0.54* | 0.46* | 1.50 | 1.42 | 0.61 | 0.58 | 0.91 | 0.82 | 0.67* | 0.56* |
| (0.53–2.32) | (0.37–2.06) | (0.38–0.91) | (0.29–0.88) | (0.37–6.18) | (0.32–6.09) | (0.28–1.33) | (0.25–1.28) | (0.64–1.28) | (0.36–1.62) | (0.46–0.98) | (0.41–0.83) | |
| Tertile 3 | 1.72 | 2.16 | 1.61* | 2.08* | 0.81 | 0.68 | 2.47 | 2.59 | 1.75* | 1.89* | 1.82* | 2.32* |
| (0.66–3.32) | (0.73–4.28) | (1.06–2.93) | (1.48–4.83) | (0.27–2.40) | (0.22–2.36) | (0.67–9.11) | (0.72–9.01) | (1.18–2.62) | (1.23–3.05) | (1.36–3.77) | (1.59–3.89) | |
| Balance Pattern | ||||||||||||
| Tertile 2 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Tertile 1 | 1.54 | 1.46 | 1.28 | 1.39 | 1.48 | 1.27 | 1.35* | 1.22* | 1.83 | 1.51 | 2.63 | 2.86 |
| (0.52–3.22) | (0.43–3.06) | (0.70–1.59) | (0.82–1.76) | (0.44–4.94) | (0.36–4.77) | (1.14–3.85) | (1.09–3.55) | (0.56–3.68) | (0.46–3.53) | (0.66–4.32) | (0.73–4.46) | |
| Tertile 3 | 0.59 | 0.38 | 0.80 | 0.72 | 1.26 | 1.33 | 0.35* | 0.26* | 0.85 | 0.78 | 0.72 | 0.58 |
| (0.24–1.69) | (0.19–1.53) | (0.61–2.68) | (0.48–2.48) | (0.30–5.22) | (0.38–5.89) | (0.14–0.83) | (0.09–0.76) | (0.51–1.95) | (0.46–2.16) | (0.44–1.76) | (0.39–1.57) | |
| Traditional Pattern | ||||||||||||
| Tertile 2 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Tertile 1 | 1.36 | 1.73 | 0.80 | 0.67 | 1.63 | 1.82 | 0.82 | 0.76 | 0.80* | 0.76* | 0.88 | 0.73 |
| (0.42–2.91) | (0.59–3.28) | (0.43–1.92) | (0.38–1.86) | (0.61–2.95) | (0.55–3.39) | (0.42–3.55) | (0.38–3.26) | (0.39–0.93) | (0.32–0.86) | (0.58–2.91) | (0.49–2.67) | |
| Tertile 3 | 0.98 | 0.83 | 1.66 | 2.02 | 1.15 | 1.26 | 1.72 | 1.98 | 1.55* | 1.76* | 1.35 | 1.38 |
| (0.65–2.12) | (0.53–2.01) | (0.39–4.72) | (0.58–5.01) | (0.58–3.71) | (0.61–3.66) | (0.63–3.97) | (0.78–4.06) | (1.05–3.75) | (1.12–3.98) | (0.79–3.12) | (0.76–3.31) | |
| Processing Pattern | ||||||||||||
| Tertile 2 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Tertile 1 | 0.63 | 0.55 | 1.23* | 1.39* | 6.57 | 0.76 | 1.50 | 1.52 | 1.67 | 1.76 | 1.68 | 1.45 |
| (0.20–1.97) | (0.18–1.88) | (1.06–2.86) | (1.11–3.04) | (0.81–13.82) | (0.42–15.48) | (0.67–3.36) | (0.53–3.83) | (0.39–3.08) | (0.42–3.16) | (0.59–3.53) | (0.51–3.48) | |
| Tertile 3 | 0.80 | 0.72 | 0.98* | 0.83* | 8.83* | 8.97* | 0.70 | 0.82 | 0.86 | 0.75 | 0.63 | 0.72 |
| (0.40–1.62) | (0.33–1.85) | (0.43–0.99) | (0.40–0.92) | (1.22–15.16) | (1.36–16.34) | (0.28–1.74) | (0.49–2.26) | (0.29–1.56) | (0.22–1.42) | (0.40–1.62) | (0.53–1.88) | |
Tertile 1, 2, and 3 refer to the lower tertile, middle tertile, and upper tertile of the dietary pattern factor score, respectively, with Tertile 2 as the reference group. OR and OR’ are risk estimates before and after adjustment of covariates, including infant gender, gestational age, mother’s age, mother’s place of residence (urban and rural), maternal education, husband’s place of residence (urban and rural), family monthly expenditure, region classification (southern region, northern region, middle region)
OR Odds ratios, CI Confidence interval
*P < 0.05