Table 3.
Marine omega-3 intake and incidence of heart failure
| Quintiles of marine omega-3 fatty acids |
|||||
|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | |
| Median intake (range) (g/day) | 0.15 (0.01–0.22) | 0.27 (0.24–0.31) | 0.36 (0.32–0.40) | 0.46 (0.41–0.54) | 0.71 (0.55–8.54) |
| Cases | 144 | 122 | 74 | 102 | 155 |
| Person-years | 52 920 | 53 340 | 53 666 | 53 553 | 52 623 |
| Model 1 HR (95% CI)a | 1 (reference) | 0.87 (0.69–1.11) | 0.62 (0.46–0.82) | 0.84 (0.65–1.09) | 0.99 (0.79–1.24) |
| Model 2 HR (95% CI)b | 1 (reference) | 0.94 (0.74–1.20) | 0.67 (0.50–0.90) | 0.89 (0.68–1.16) | 1.00 (0.77–1.29) |
aCox proportional hazards model. Baseline hazard allowed to vary by age.
bModel 1 additionally adjusted for body mass index, physical activity, energy, alcohol, fibre, sodium, and red or processed meat consumption, education, family history of myocardial infarction at <60 years, cigarette smoking, marital status, self-reported history of hypertension, and high cholesterol.