Table 1

Study information for law enforcement recruits

StudyCountryStudy designFunding sourceSampling time frameInjury reporting (prospective/ retrospective)Injury definition (all, medical attention, time-loss or required withdrawal from recruit training programme)Injury nature provided (eg, fracture)Injury region provided (eg, knee)
Constantini et al 20101IsraelProspective intervention with historical controlPrivate1996–2005 (control)ProspectiveMedical attentionYesYes
Knapik et al 20112USAProspective cohortInternally—Federal Bureau of Investigation and US Army Public Health Command2009–2010ProspectiveMedical attentionYesNo
Lockie et al 201921USARetrospective cohortNo fundingNot reportedProspectiveWithdrawal from programmeNoNo
Orr et al 20163AustraliaRetrospective cohortNot reported2013–2014ProspectiveMedical attentionNoNo
Orr et al 201618AustraliaRandomised controlled trialNot reportedNot reportedProspectiveMedical attentionNoYes
Orr et al 201719AustraliaRetrospective cohortNo funding2013ProspectiveMedical attentionNoNo
Tomes et al 202024New ZealandRetrospective cohortNot reportedNot reportedProspectiveMedical attentionNoYes
Wang et al 200325ChinaRetrospective cohortNot reported1999–2000ProspectiveMedical AttentionNoNo