Table 1.

Recruitment methods, targets, timing, and yield.

Method	Date	Target of Mailings					N sent	Yield
		None	Minority		Prior Activity program
			Admin	Geographic	Frequent Fitness(a)	10,000 steps(b)
Pilot-Mail	Jul 2004	3993					3993	138
Direct-Mail	Dec 2004	1495	499				1994	44
	Jan 2005	2246	747				2993	81
	Feb 2005	2098	900				2998	80
	Mar 2005			2084			2084	42
	Apr 2005	2996					2996	118
	May 2005				3127		3127	258
	Jul 2005					3963	3963	63
Self-Refer		557					557	225
TOTAL		13385	2146	2084	3127	3963	24705	1049

^(a)“Frequent Fitness” is a program paying a monthly rebate to health plan members who visit participating health clubs a minimum of eight times per month.

^(b)“10,000 Steps” is a mail and web based physical activity program that uses a pedometer.