Table 4.

Comparing personal characteristics of phase I and study sampling frame members who screened eligible and did or did not enroll.

	phase I		study
	not enrolled	enrolled	not enrolled	enrolled
N	174	138	1049	1049
% female	58.1	61.6	68.5	72.2+
average age	56.4	55.9	56.5	56.7
% education ≥ BA	52.6	65.2*		66.7
% employed	70.5	77.4		76.8
% non-Hispanic White	90.8	94.9		93.0
% with spouse	77.1	79.3		74.0
% ≥ $50k / year income	64.4	74.2+		79.5
% moderate PA 5+ days/wk	33.7	28.2	31.4	27.7+
% vigorous PA 3+ days/wk	46.3	42.8	31.6	31.8
% active 2+ days/wk	100	100	100	100
% newly active	69.5	65.9	77.5	79.8*
% full PA recovery	27.6	31.2	17.9	16.0
% partial PA recovery	2.9	2.9	4.6	4.2
BMI	27.6	27.9		27.6
% excellent, very good health	55.7	60.5		65.9
% high cholesterol	40.8	48.6		42.6
% hypertension	33.3	26.8		30.8
% diabetes	6.9	9.4		5.8
% lower body arthritis	19.0	23.9		23.6
% health improved prior yr	35.1	31.2		40.9
% health declined prior yr	12.1	10.1		8.0
% medical event prior yr	19.0	21.7		24.3

^*p<.05,

⁺p<.10