... Canada.Authors’ contributions Study design and concept: YG, RC, JH, GAH. Acquisition of subjects and data:YG, RC, JH, GAH. Analysis and interpretation of data: YG, RC, JH, GAH.Preparation of ... prescription. Katonet al. [37] similarly found that, among primary carepatients aged 60+ years, and controlling for age, sex, and comorbidity, inpatient and outpatient health careutilization, including ... general health score, WOMAC totalscore and pain subscale, education, income, living arrangements, marital status, region, and race. An interaction between age and sex was also included.Interactions...