Table 3. Source of medication exposure assessment.

Source	Studies utilising source at baseline (n)	Studies utilising source in longitudinal ‘waves’ (n)
Self-report: Survey	3 [11, 13, 21]	4 [11, 13, 21, 23]
Self-report by interview: Clinic visit	7 [15, 16, 17, 19, 20, 22, 23]	7 [15, 16, 17, 19, 20, 22, 23]
Self-report by interview: Home visit	3 [12, 14, 18]	2 [12, 18]
PBS/RPBS consent *	3 [11, 13]	5 [11, 12, 13, 17, 21]
Pharmacy generated list	-	3 [16, 17, 21]
Multiple sources	3 [11, 13, 20]	6 [11, 12, 13, 17, 21, 23]

* Consent provided for linkage to PBS/RPBS: Pharmaceutical Benefits Scheme/ Repatriation Pharmaceutical Benefits Scheme (pharmaceutical administrative claims data)