Research Article

The Association between Job Strain and Atrial Fibrillation: Results from the Swedish WOLF Study

Table 2

The estimated association between job strain and the risk of atrial fibrillation. Hazard ratios (HR) with 95% confidence intervals (95% CI).

Work-related stressHR (95% CI)*HR (95% CI)*HR (95% CI)*
Complete follow-up, 253 eventsFirst 10.7 years of follow-up, 165 eventsFollow-up after 10.7 years, 88 events

No strain1 (ref)1 (ref)1 (ref)
Job strain1.38 (0.95–2.00)1.11 (0.67–1.83)1.93 (1.10–3.36)

Low strain1 (ref)1 (ref)1 (ref)
Passive1.08 (0.79–1.49)1.05 (0.71–1.54)1.16 (0.66–2.03)
Active1.21 (0.87–1.67)1.22 (0.82–1.83)1.20 (0.67–2.09)
High strain1.50 (0.99–2.27)1.19 (0.69–2.06)2.13 (1.13–4.04)

Adjusted for age, sex, and part of study.