Table 3 Search terms within on each database. Queries were designed to be comparable across databases. Total includes duplicates

Scopus

#1

TITLE-ABS-KEY (police OR policing OR “law enforcement”)

114,266

#2

TITLE-ABS-KEY ((call* AND (service OR assistance OR emergenc*)) OR “call* W/2 police” OR ((emergenc* AND (reactive OR public OR citizen*) AND demand*)))

167,361

#3

#1 AND #2

2397

Web of Science

#1

TS = (police OR policing OR “law enforcement”)

68,378

#2

TS = ((call* AND (service OR assistance OR emergenc*)) OR “call* NEAR/2 police” OR ((emergenc* AND (reactive OR public OR citizen*) AND demand*)))

70,047

#3

#1 AND #2

1226

Criminal Justice Abstracts

#1

TI (police OR policing OR “law enforcement”) OR AB (police OR policing OR “law enforcement”) OR KW (police OR policing OR “law enforcement”)

52,558

#2

TI ((call* AND (service OR assistance OR emergenc*)) OR “call* N2 police” OR ((emergenc* AND (reactive OR public OR citizen*) AND demand*))) OR AB ((call* AND (service OR assistance OR emergenc*)) OR “call* N2 police” OR ((emergenc* AND (reactive OR public OR citizen*) AND demand*))) OR KW ((call* AND (service OR assistance OR emergenc*)) OR “call* N2 police” OR ((emergenc* AND (reactive OR public OR citizen*) AND demand*)))

3115

#3

#1 AND #2

780

IBSS

#1

MAINSUBJECT.EXACT(“Police” OR “Law enforcement”) OR TI(police OR policing OR “law enforcement”) OR AB(police OR policing OR “law enforcement”)

40,188

#2

TI((call* AND (service OR assistance OR emergenc*)) OR “call* NEAR/2 police” OR ((emergenc* AND (reactive OR public OR citizen*) AND demand*))) OR AB((call* AND (service OR assistance OR emergenc*)) OR “call* NEAR/2 police” OR ((emergenc* AND (reactive OR public OR citizen*) AND demand*)))

13,687

#3

#1 AND #2

511

Total

4914