From: Dietary iron intake and its impact on osteopenia/osteoporosis
Crude model | Model 1 | Model 2 | |
---|---|---|---|
OR (95% CI) | OR (95% CI) | OR (95% CI) | |
Continuous | 0.99 (0.98–0.99) | 0.99 (0.98–0.99) | 0.99 (0.98–0.99) |
Quartile | |||
Q1 | 1 | 1 | 1 |
Q2 | 0.88 (0.79–0.98) | 0.77 (0.64–0.93) | 0.78 (0.65–0.95) |
Q3 | 0.80 (0.72–0.89) | 0.74 (0.61–0.89) | 0.75 (0.62–0.91) |
Q4 | 0.74 (0.67–0.83) | 0.79 (0.65–0.95) | 0.78 (0.65–0.95) |
P for trend | < 0.001 | < 0.001 | < 0.05 |