Table 2.

Proportions for select steps in TB targeted testing cascade among homeless persons, by recruitment method

Cascade Step	Number of studies*	N	Proportion	95% CI	Number of studies*	N	Proportion	95% CI	P value for difference between recruitment types
	Healthcare facility based				Other service based**
Recruited of reached	1	829	100%	99.5 to 100%	1	750	78.1%	75.0 to 80.9%	< 0.001
Tests placed of recruited	2	923	100%	99.9 to 100%	5	2775	95.2%	80.8 to 100%	0.081
Valid results of tests placed	4	3926	93.9%	65.1 to 91.1%	6	26,839	78.6%	70.8 to 85.5%	0.247
Positive of valid results	4	3000	33.6%	18.0 to 51.2%	11	33,661	23.5%	19.1 to 28.3%	0.249
Referred to follow-up of positive	1	33	100%	89.6 to 100%	2	113	100%	98.3 to 100%	1.000
Attended follow-up of referred	1	33	100%	89.6 to 100%	2	113	100%	98.3 to 100%	1.000

^*Not all studies reported data on all cascade steps

^**Other service based recruitment includes recruitment from shelters, single room occupancy hotels, drop-in/day centers, substance abuse treatment facilities, meal programs, and other agencies that provide services to a primarily homeless or very low income clientele