Table 5.
RRs and 95% CI for the incidence of the MetS according to quartiles of ferritin level after 4-year follow-up
| RR (95% CI) | |||||||
|---|---|---|---|---|---|---|---|
| Ferritin | Cases (%) | Unadjusted | p1 | Model 1 | p2 | Model 2 | p3 |
| 1st Q | 12(5.74%) | ref | ref | ref | |||
| 2nd Q | 15(7.14%) | 1.26(0.58-2.77) | 0.56 | 1.36(0.62-2.99) | 0.45 | 1.33(0.60-2.95) | 0.48 |
| 3rd Q | 22(10.43%) | 1.91(0.92-3.97) | 0.08 | 2.03(0.97-4.24) | 0.06 | 2.01(0.96-4.22) | 0.07 |
| 4th Q | 30(14.35%) | 2.75(1.37-5.54) | <0.01 | 2.87(1.42-5.79) | <0.01 | 2.84(1.40-5.75) | <0.01 |
| P trend | <0.01 | <0.01 | <0.01 | ||||
1st Q: <210.9 ng/ml; 2nd Q: 210.9-301.0 ng/ml; 3rd Q: 301.1-426.6 ng/ml; 4th Q: >426.6 ng/ml.
model 1 were adjusted age, model 2 further adjusted smoking status, alcohol drinking status, family history of chronic disease, physical activity.