ratios (ORs) for the variable of interest with 95% confidence
intervals (95% CI). All analyses were adjusted sequentially for
age at Phase 5, and employment grade and value of the measure
of interest at Phase 1. Self reported health, minor psychiatric
morbidity, physiological measures, and health related
behaviours were also analysed unadjusted and adjusted for
negative affect. Data were analysed using SAS version 6.12 for
Windows.13