Table 1.

Baseline Means for Analytic Sample Versus Nonanalytic sample.

	Analytic Samplea (n = 2,636)		Nonanalytic Sampleb (n = 2,361)
	Mean	SD	Mean	SD
CES-D (0–22)c	4.12***	2.44	4.80	2.85
Widowedd	0.32***	0.47	0.44	0.50
Comorbidity (0–15)c	1.57***	1.36	1.82	1.53
ADLs (dichotomous)d	0.07***	0.25	0.27	0.45
Self-reported healthc	3.26***	1.05	2.78	1.13

Note. CES-D = Center for Epidemiologic Studies Depression Scale; ADL = activities of daily living.

^aAnswered CES-D items at baseline and in at least two additional waves.

^bMissing more than 3 CES-D items at baseline and/or lost to follow-up.

^cTwo sample t-test.

^dχ² test.

^*p < .05;

^**p < .01;

^***p < .001.