Integration of HIV testing services into family planning services: a systematic review

Table 2 Study rigor

Study	Study design includes pre/post intervention data	Study design includes control or comparison group	Study design includes cohort	Comparison groups equivalent at baseline on socio-demographics	Comparison groups equivalent at baseline on outcome measures	Random assignment (group or individual) to the intervention	Participants randomly selected for assessment	Control for potential confounders	Follow-up rate > = 75%
Birdthistle et al., 2014 [25]	Yes	Yes	No	No	No	No	Yes^a	Yes^b	NA
Brunie et al., 2016 [26]	No	Yes	No	Yes	NA	Yes	Yes	No	NA
Church et al., 2017 [27]	No	Yes	Yes	No	No	No	Yes^a	Yes	No
Criniti et al., 2011 [28]	Yes	No	No	NA	NA	No	Yes^a	No	NA
Kimani et al., 2015 [29]	Yes	Yes	Yes	Yes	No	No	No	Yes	No
Liambila et al., 2009 [30]	Yes	Yes	No	No	No	No	Yes^a	No	N/A

^aConsecutive sampling / census selection
^bFor limited confounders: facility client load, baseline integration, rural/urban

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