Table 4.

Model of survey completion at 3-, 6-, and 12-months

Predictors		Odds Ratio	95% Confidence Interval
Follow-up survey
	3-month	1.0
	6-month	0.48 b	(0.42-0.56)
	12-month	0.48 b	(0.41-0.55)
Arm
	Arm 1: Untailored	1.0
	Arm 2: Tailored	0.82	(0.64-1.06)
	Arm 3: Tailored with HOBI	0.79	(0.61-1.02)
Female versus male		1.07	(0.85-1.35)
Age
	< 29	1.06	(0.63-1.81)
	29-38	1.1	(0.71-1.69)
	39-48	1.03	(0.70-1.54)
	49-58	0.92	(0.63-1.34)
	59+	1.0
Race
	White	1.0
	Black	0.85	(0.66-1.09)
	Other	0.82	(0.57-1.17)
	Hispanic	0.63 a	(0.41-0.97)
Education
	High school or less	1.0
	Some college	0.86	(0.64-1.15)
	College graduate	1.02	(0.74-1.41)
	Postgraduate	1.32	(0.94-1.85)
One or more children in home versus none		1.00	(0.79-1.27)
Marital status
	Married	1.0
	Formerly married	0.99	(0.66-1.50)
	Never married	1.24	(0.87-1.77)
Self-reported health
	Poor to good	0.77 a	(0.62-0.96)
	Very good to excellent	1.0
Fruit and vegetable consumption
	Low	0.77	(0.58-1.04)
	Medium	1.00
	High	1.00	(0.74-1.34)
Comfort using Internet
	Low	0.97	(0.72-1.30)
	Medium	1.0
	High	1.06	(0.82-1.36)
Motivation to eat more fruit
	Low	0.97	(0.73-1.29)
	Medium	1.0
	High	1.17	(0.86-1.59)
Motivation to eat more vegetables
	Low	1.29	(0.96-1.73)
	Medium	1.0
	High	0.73 a	(0.54-0.99)
Activity level
	Inactive	0.68	(0.43-1.09)
	Low activity	0.89	(0.62-1.29)
	Somewhat active	0.91	(0.65-1.26)
	Very active	1.0
Motivation
	Intrinsic motivation (see Table 3)	0.98	(0.86-1.12)
	Extrinsic motivation (see Table 3)	0.96	(0.90-1.03)
Breadth		4.11 b	(3.61-4.69)
Depth		2.12 b	(1.89-2.38)
Constant		22.55 b	(7.95-63.92)
Model fit
	Observations	7383
	Max-rescaled R2	.32

^a P < .05

^b P < .01