From: Association of plasma chromium with metabolic syndrome among Chinese adults: a case-control study
Variables | Quartiles of plasma chromium concentrations | Per 1 μg/L Chromium | P for trend | |||
---|---|---|---|---|---|---|
Q1 | Q2 | Q3 | Q4 | |||
Chromium (μg/L) | <  3.27 | 3.28–4.46 | 4.47–5.87 | >  5.88 |  |  |
Cases/Controls, n/n | 664 / 535 | 533 / 535 | 530 / 536 | 414 / 535 | Â | Â |
 Model 1 | 1 | 0.80 (0.68–0.95) | 0.80 (0.67–0.94) | 0.61 (0.52–0.73) | 0.95 (0.93–0.98) | < 0.001 |
 Model 2 | 1 | 0.80 (0.67–0.95) | 0.80 (0.67–0.94) | 0.62 (0.52–0.74) | 0.95 (0.93–0.98) | < 0.001 |
 Model 3 | 1 | 0.84 (0.67–1.05) | 0.76 (0.61–0.95) | 0.62 (0.49–0.78) | 0.95 (0.92–0.98) | < 0.001 |