or the study, which included adults from Finland, France, and the United Kingdom, women who reported drinking 1-11 units and men who reported drinking 1-34 units of alcohol per week were
"Our findings demonstrate that the U-shaped association -- higher risk of sickness absence among both abstainers and average drinkers -- relates to a different set of diagnosis of sickness absence for the two groups," said lead author Dr. Jenni Ervasti, of the Finnish Institute of Occupational Health.
"Some diseases, or their treatment, prevent alcohol use, which may explain the excess risks among abstainers. Moreover, participants to whom at-risk drinking causes health problems may be selected out from the labor market, that is, if they retire early or become unemployed. Then, the adverse effects are not seen in absence from work due to illness."