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Table 3 Association of plasma chromium concentrations with MetS

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

  

 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

  1. Model 1: adjusted for age;
  2. Model 2: additionally adjusted for education, current smoking status, current alcohol drinking status, physical activity and family history of diabetes;
  3. Model 3: additionally adjusted for BMI
  4. Abbreviations: MetS Metabolic syndrome, SD Standard deviation