Participating in Online Mental Health Interventions: Who Is Most Likely to Sign Up and Why?

Table 1

Descriptive statistics by interest in participation with univariate group comparisons.

	Total sample	Interested in participating in online intervention?; (Total sample)		𝑃	Total eligible participants*	Interested in participating in online intervention?; (Eligible participants only)		𝑃
		No	Yes/maybe			No	Yes/maybe
𝑁	4758	2176	2582		533	199	334
Demographics
Age, M (SD)	44.4 (12.8)	43.70 (12.94)	45.01 (12.56)	<0.001	41.27 (13.41)	39.70 (13.37)	42.20 (13.36)	0.037
Gender				<0.001				0.136
Male (%)	37.3	40.5	34.7		33.3	36.2	29.9
Female (%)	62.7	59.5	65.3		67.7	63.8	70.1
Education				0.001				0.340
<15 years (%)	50.9	53.5	48.6		58.2	60.8	56.6
15+ years (%)	49.1	46.5	51.4		41.8	39.2	43.4
Marital status				<0.001				0.716
Married/de-facto (%)	71.3	73.7	69.3		58.5	57.8	59.0
Separated/divorced (%)	8.4	5.8	10.5		11.1	9.5	12.0
Widowed (%)	1.2	0.8	1.4		1.1	1.0	1.2
Never married (%)	19.2	19.7	18.7		29.3	31.7	27.8
Ever experienced depression	49.0	39.2	57.3	<0.001	82.0	75.9	85.6	0.005
Currently suffering depression	19.0	12.2	24.6	<0.001	59.5	52.8	63.5	0.015
Depression score (K10)	16.11 (6.17)	15.05 (5.45)	17.01 (6.59)	<0.001	26.98 (4.92)	26.80 (4.79)	27.08 (5.00)	0.519
Stigma	19.93 (5.57)	20.59 (5.52)	19.36 (5.55)	<0.001	21.85 (5.78)	22.78 (6.17)	21.30(5.47)	0.004

∗Note: respondents are deemed eligible based on inclusion and exclusion criteria.