Rasmussen, N.

country health class inequality worker morbidity sweden survey study difference britain prevalence odds ratio administrator population netherland germany professional european countries comparison result non-manual workers scheme morbidity differences class scheme france ratio inequality estimates confidence intervals pattern denmark indicator problem table 1.00 self-reported morbidity status non-manual switzerland occupation cutoff point algorithm morbidity indicators european estimate number health problem condition information group summary measure health interview surveys level farmer iva /b farmers egp-scheme interval position summary measure confidence mackenbach jp comparability problems comparability disease erikson self-reported question less-than-good analyses people disability non-response population pattern statistics sweden lahelma goldthorpe swedish education figure