“…The most frequently used outcome measure was BI rate (measured in 10 of the 11 studies) [29Á/32,34 Á/39], followed by screening rate (9 studies) [30 Á/32,34 Á/39], and material utilization rate (five studies) [29,31,33,34,37]. The primary data sources were questionnaire self-reports and selfmonitoring reports of BI activity by the PHC personnel.…”