Table 3 ORs for wide QRS complex and prolonged QTc interval according to fibroblast growth factor 21 tertiles (95% CI)
Factor | Low FGF21  ≤ 28.5 pg/mL | Medium FGF21  = 28.6–65.8 pg/mL | High FGF21  > 65.8 pg/mL | P for trend |
|---|---|---|---|---|
Number | 108 | 106 | 107 | Â |
Wide QRS complex | ||||
 Model 1 | 1.00 | 1.60 (0.63–4.24) | 5.57 (2.54–13.61) |  < 0.0001 |
 Model 2 | 1.00 | 1.54 (0.61–4.10) | 5.16 (2.32–12.74) |  < 0.0001 |
 Model 3 | 1.00 | 1.54 (0.59–4.19) | 4.92 (2.18–12.27) |  < 0.0001 |
 Model 4 | 1.00 | 1.39 (0.51–3.90) | 4.41 (1.84–11.59) | 0.001 |
Prolonged QTc interval | ||||
 Model 1 | 1.00 | 1.12 (0.62–2.04) | 2.37 (1.35–4.21) | 0.003 |
 Model 2 | 1.00 | 1.09 (0.60–1.98) | 2.08 (1.17–3.74) | 0.013 |
 Model 3 | 1.00 | 1.05 (0.57–1.95) | 2.14 (1.19–3.89) | 0.011 |
 Model 4 | 1.00 | 1.02 (0.53–1.78) | 1.93 (1.04–3.60) | 0.037 |