Drug classesa associated to self-reported adverse drug events (ADEs), ordered according to the most commonly dispensed drugs to all respondents.

ADE = adverse drug event; ADR = adverse drug reaction; ATC = Anatomical Therapeutic Chemical; NA = not applicable.aCategorised according to the Anatomical Therapeutic Chemical (ATC) Classification System [43] main groups (1st level) representing >1% of the ADE category.bDispensed drugs from the Swedish Prescribed Drug Register, including all drugs with a unique the Anatomical Therapeutic Chemical (ATC) Classification System [43] code for each respondent, dispensed from six months before the survey return date until the return date.cExcluding sex hormones and insulins.dDrug missing or unclear, or complementary medicine.