a nonsignificant trendp = 0.064
There was also an association between perceived lack of medication efficacy and device misuse ( p = 0.015), and a nonsignificant trend for reduced risk of inhaler misuse by women ( p = 0.064). 93 The results of this study were supported by a Brazilian observational study which found that advanced age (⩾60 years), low level of education (⩽8 years of schooling) and a lower socioeconomic status increased the risk of device errors. 10