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Table 5 Key trial characteristics by type of comparisons

From: How effective are social norms interventions in changing the clinical behaviours of healthcare workers? A systematic review and meta-analysis

Type of comparison Test of SC Test of CS Test of SR Test of SC + CS Test of SC + SR Test of SC + social support (unspecified) Test of SC + prompts and cues Test of SC + info on health consequences Test of SC + instructions + prompts/cues Test of SC + others BCTs Test of CS + other BCTs Test of SC + CS + other BCTs Test of SR +other BCTs Test of multiple SNs + other BCTs
Number of comparisons with primary outcome data 33 3 1 2 2 7 5 4 5 25 4 4 1 4
Target Behaviour
 Prescribing 15(45%)   1(100%) 1(50%) 2(100%) 2(29%) 1(20%) 3(75%) 1(20%) 11(44%) 1(25%) 1(25%)   1(25%)
 Hand/hygiene             1(25%) 1(100%) 1(25%)
 Tests 7(21%)      1(14%) 3(60%) 1(25%) 3(60%) 4(16%) 1(25%) 1(25%)   
 Referrals           2(8%)   1(25%)   
 Man/comm 5(15%) 3(100%)   1(50%)   2(29%)    1(20%) 5(20%) 2(50%)    2(50%)
 Other       12(14%)     1(4%)     
 Multiple 6(18%)      1(14%) 1(20%)    2(8%)     
Type of HCP
 Doctor GP 16(48%)    1(50%) 2(100%) 4(57%) 2(40%) 1(25%) 4(80%) 11(44%) 2(50%) 1(25%)   1(25%)
 Doctor secondary 4(12%) 3(100%)     1(14%) 1(20%) 1(20%)   2(12%) 1(25%) 1(25%)   1(25%)
 Other HCP 4(12%)   1(100%)        1(4%) 0(0%)    1(25%)
 Mixed/team 9(27%)    1(50%)   2(29%) 2(40%) 2(40%) 1(20%) 10(40%) 2(50%) 2(50%) 1(100%) 1(25%)
Setting
 Primary 18(55%)    1(50%) 2(100%) 4(57%) 4(80%) 1(25%) 5(100%) 17(68%) 2(50%) 1(25%)   1(25%)
 Hospital 6(18%) 3(100%)     2(29%) 1(20%) 2(50%)   6(24%) 2(50%) 2(50%) 1(100%) 2(50%)
 Community 1(3%)   1(100%) 1(50%)           1(25%)
 Care/nursing 0(0%)      1(14%)   1(25%)   1(4)   1(25%)   
 Mixed 7(21%)              
 Other 1(3%)              
  1. SC social comparison, CS credible source, SR social reward