Unadjusted and adjusted risk ratios for mode of travel and duration of active travel with HOMA values.

Percentages refer to the prevalence of low and high HOMA values by mode of travel to work. Duration of travel = minutes for total daily journey to and from work. HOMA score excludes doctor diagnosed diabetes cases and cases where fasting blood glucose ≥7 mmol/l.aUnadjusted risk ratio.bAdjusted risk ratio: adjusted for age, sex, caste, SLI, occupation, factory location, leisure time physical activity, fat intake, smoking status, alcohol intake with an individual-specific random effect of sib-pair.doi:10.1371/journal.pmed.1001459.t005