Table 4.

Survey costs to recruit men who have sex with men in Guatemala city using respondent-driven sampling (RDS) and time-location sampling (TLS), 2012

Cost category	RDS		TLS
	Planning	Implementation	Planning	Implementation
Equipment	–	$1,227	–	$2,100
Personnel	$6,401	$15,767	$19,563	$23,134
Protocol development	$6,608	–	$6,608	–
Recruitment and training	–	$613	$438	$488
Rent and utilities	–	$1,170	–	–
Materials/supplies	–	$7,435	$645	$4,989
Transport	$75	$5,580	$7,478	$8,063
Total cost per phase	$13,084	$31,792	$34,732	$38,774
Total cost	$44,876		$73,505
Number of participants	507		609
Cost per participant	$89		$121

Costs are reported in U.S. dollars