Table 3.

Relationship of user characteristics with choice to complete questionnaires or not.

Dependent variable (questionnaire completed)	n (%)	Odds ratios					Model
		Gender	Medical diagnosis	Age	Education	Income	R 2	P value
Depressiona	269 (61.0)	1.5	0.9	0.9	0.9	0.6b	.08	<.001
Anxietyc	267 (60.5)	1.7d	1.0	0.8	0.8	0.8d	.06	<.001
Attachment insecuritye	239 (54.2)	1.2	0.7	0.8	1.0	0.7f	.04	.006
Copingg	203 (46.0)	1.5	0.8	0.9	1.0	0.7f	.05	.003
Physical activity	177 (40.1)	1.0	0.9	1.1	0.8	0.9	.01	.55
Social supporth	172 (39.0)	1.3	1.1	1.0	1.0	0.7b	.05	.001
Physical symptomsi	165 (37.4)	1.0	0.9	1.0	0.7d	0.8d	.04	.01
Sensitivity to environmentj	162 (36.9)	1.8d	0.7	0.8	0.8	0.8	.05	.004
Stage of change	162 (36.7)	1.4	1.1	1.1	0.9	0.8	.02	.19
Health anxiety	156 (35.4)	1.4	0.8	0.9	0.8	0.9	.02	.15
Lifetime traumak	148 (33.6)	1.3	1.2	0.9	1.1	0.6b	.07	<.001
Childhood adversityl	144 (32.7)	1.2	1.1	0.8	1.0	0.6b	.06	<.001
Alcohol use disorder	144 (32.7)	0.9	1.2	0.9	0.8	0.8	.03	.04
Attention deficitm	144 (32.7)	1.3	1.1	0.8	0.8	0.6b	.08	<.001
Overall functionn	131 (29.7)	1.0	1.1	0.7d	0.7d	0.8	.05	.002

^aCompletion of depression measure associated with lower income.

^bP<.001.

^cCompletion of anxiety measure associated with female gender and lower income.

^dP<.05.

^eCompletion of attachment measure associated with lower income.

^fP<.01.

^gCompletion of coping measure associated with lower income.

^hCompletion of social support measure associated with lower income.

ⁱCompletion of physical symptom measure associated with lower education and lower income.

^jCompletion of sensitivity to environment measure associated with female gender.

^kCompletion of lifetime trauma measure associated with lower income.

^lCompletion of childhood adversity measure associated with lower income.

^mCompletion of attention deficit measure associated with lower income.

ⁿCompletion of overall function measure associated with lower education and younger age.