Study	Reason for exclusion
Agimi 2013	(i) Study design ‐ retrospective cohort study. (ii) Interventions were Physician mandatory reporting requirements, length of license renewal, and vision testing.
Awardzi 2009	(i) Study design ‐ retrospective cohort study. (ii) Interventions were in‐person renewal of driving license, reduced renewal cycles of driver license, and vision and medical test.
Grabowski 2004	(i) Study design ‐ retrospective cohort study. (ii) Interventions were in‐person renewal of driving license, road test, and vision test.
Levy 1995	(i) Study design ‐ retrospective cohort study. (ii) Interventions were a combination of vision test, knowledge test, and on‐road driving test.
McGwin 2008a	(i) Study design ‐ retrospective cohort study. (ii) Interventions was mandatory vision screening re‐license law, which was implemented to target 80 years and older drivers in Florida.
Shipp 1998	(i) Study design ‐ cohort study. (ii) Interventions were state‐level mandatory vision testing policies for re‐licensing.