Table 4.
Crude and multivariable-adjusted ORs and 95% CIs for breast cancer across quartiles of PDI, hPDI, and uPDI scores.
| PDI | hPDI | uPDI | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Q1 | Q2 | Q3 | Q4 | Ptrend | Q1 | Q2 | Q3 | Q4 | Ptrend | Q1 | Q2 | Q3 | Q4 | Ptrend | |
| Breast cancer | |||||||||||||||
| Crude | 1.00 | 0.29 (0.20–0.42) | 0.18 (0.12–0.27) | 0.23 (0.15–0.33) | < 0.001 | 1.00 | 0.81 (0.56–1.16) | 0.65 (0.46–0.93) | 0.57 (0.40–0.81) | 0.001 | 1.00 | 1.27 (0.86–1.88) | 1.77 (1.20–2.61) | 2.12 (1.46–3.08) | < 0.001 |
| Model I | 1.00 | 0.35 (0.24–0.52) | 0.25 (0.16–0.38) | 0.31 (0.21–0.46) | < 0.001 | 1.00 | 1.00 (0.68–1.47) | 0.75 (0.59–1.09) | 0.61 (0.42–0.89) | 0.005 | 1.00 | 1.27 (0.85–1.89) | 1.70 (1.14–2.52) | 2.17 (1.48–3.17) | < 0.001 |
| Model II | 1.00 | 0.39 (0.26–0.58) | 0.27 (0.17–0.42) | 0.33 (0.22–0.49) | < 0.001 | 1.00 | 1.04 (0.69–1.56) | 0.73 (0.50–1.08) | 0.64 (0.43–0.94) | 0.008 | 1.00 | 1.09 (0.72–1.65) | 1.64 (1.08–2.48) | 2.23 (1.48–3.35) | < 0.001 |
| Model III | 1.00 | 0.39 (0.26–0.58) | 0.27 (0.17–0.42) | 0.33 (0.22–0.50) | < 0.001 | 1.00 | 1.04 (0.69–1.56) | 0.74 (0.50–1.09) | 0.64 (0.43–0.94) | 0.008 | 1.00 | 1.09 (0.72–1.65) | 1.64 (1.08–2.48) | 2.23 (1.48–3.36) | < 0.001 |
Data are presented as OR (95% CI).
Model I: Adjusted for age and energy intake.
Model II: Additionally, adjusted for education, social economic status, residential area, supplement use, family history of breast cancer, disease history, physical activity, marital status, smoking status, alcohol consumption, history of breast-feeding and menopausal status.
Model III: Further adjustment for BMI.