Fig. 1From: Is tea consumption associated with reduction of risk of rheumatoid arthritis? A Swedish case-control studyDose-response odds ratio for the risk of rheumatoid arthritis (RA) by tea consumption. Adjusted for smoking, alcohol intake, coffee intake, educational level, and body mass index, in addition to the matching factors (age, sex, and residential area). Dotted lines correspond to 95% confidence intervalsBack to article page