Cox regression-derived Hazard Ratios (HR) for total mortality across educational levels and across Relative Inequality Index (RII) in crude (Model 1) and adjusted (Model 2 to 4) models.

*including sex and stratified by centre of recruitment and age; †including sex, smoking status at recruitment (never smoker, former smoker ≥10 years, former smoker <10 years, former smoker unknown, current smoker <15 cigarettes/day, 15–24 cigarettes/day, ≥25 cigarettes/day) and stratified by centre of recruitment; ‡including sex, smoking status at recruitment (as in †) and BMI in 2.5 kg/m2 categories (<20.0; 20.1–22.5; 22.6–25.0; 25.1–22.5; 22.6–30.0; 30.1–32.5; 32.6–35.0; 35.1–37.5; ≥37.6) and stratified by centre of recruitment; ** including sex, smoking status at recruitment and BMI (as in ‡) and alcohol consumption at recruitment (g/day, in deciles of distribution), leisure physical activity (inactive, moderately active, active, and unknown), and fruit and vegetables consumption; ††never smoker only.