To determine whether antecedent sinusitis is associated with incident rheumatic disease.Methods This population-based case–control study included all individuals meeting classification criteria for rheumatic diseases between 1995 and 2014. We matched three controls to each case on age, sex and length of prior electronic health record history. The primary exposure was presence of sinusitis, ascertained by diagnosis… Continue reading Association between #sinusitis and incident #rheumatic diseases: a population-based study
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