Anticholinergic Risk Scale and Resource Use After Elective Noncardiac Surgery

Association of Anticholinergic Risk Scale and Healthcare Resource Use After Elective Noncardiac Surgery: a Population-based Cohort Study

This study investigates the association of preoperative anticholinergic medication exposure with healthcare resource utilization in a population-based sample of older patients enrolled in a universal pharmacare program

Multilevel multivariable regression analysis will be used to investigate the adjusted association between preoperative Anticholinergic Risk Scale and postoperative healthcare resource utilization. Sensitivity analyses will be used to evaluate the robustness of the primary analysis.

Inclusion Criteria:

• at least 66 years old on the day of surgery
• Intermediate to high risk elective noncardiac surgery

Exclusion Criteria:

-