Table 4.

Incremental Costs and Effects by Recruitment Strategy

Recruitment Strategy	Recruitment costsa	Incremental costsb	Effects: # Enrolled	Incremental Effects: # Enrolled	Incremental costs per # enrolled
Reactive: Radio	$1078	- -	6	- -	Referent
Reactive: Newspaper	$1276	$198	25	19	$10
Proactive: Informal Settings	$1834	$558	104	79	$7
Proactive: Formal Settings	$2850	$986	152	48	$21
Reactive: Flyer	$4971	$2121	7	- -	Dominated c

^aCosts are rounded to the nearest dollar.

^bIncremental costs (and effects) are calculated as the difference between a less expensive strategy and the next most expensive alternative.

^cDominated indicates that the recruitment strategy costs more and is less effective and therefore would not be considered a viable strategy.