6. Summary of studies: pre‐treatment loss to follow‐up.

Study	Country	Design	Setting	Smear (n/N)	Xpert (n/N)	RR (95%CI)
Churchyard 2015	South Africa	cluster‐RCT	primary health facilities	26/174 (15%)	34/200 (17%)	0.96 (0.48 to 1.93)
Cox 2014	South Africa	cluster‐RCT	primary health facility	41/167 (25%)	32/257 (13%)	0.51 (0.32 to 0.82)
Theron 2014a	multiple	RCT	primary health facilities	30/204 (15%)	16/215 (7%)	0.52 (0.29 to 0.92)

CI: confidence interval
RCT: randomized controlled trial
RR: risk ratio

All estimates are unadjusted, apart from Churchyard 2015, who reported imbalance due to a small number of large clusters.