Table 5.

Effect sizes (Hedges’ g) of ecological momentary intervention by outcome type (within-subject analyses)^a.

		Random effect model			Heterogeneity		Test of difference
Outcome		k b	nc	g (95% CI)d	Q e	I e	Q f
Overall		50	1830				1.74
	Anxiety	15	468	0.47 (0.32-0.63)g	28.28h	50.49
	Depression	17	870	0.48 (0.34-0.61)g	46.48g	65.58
	Perceived stress	5	199	0.40 (0.23-0.57)g	4.59	12.79
	Relaxation	3	106	0.28 (−0.46 to 1.01)	25.28g	92.09
	Acceptance	4	72	0.36 (0.13-0.59)i	2.79	0.00
	Quality of life	6	115	0.38 (0.19-0.56)g	4.25	0.00

^aOutliers were excluded from the presented moderation analyses (ie, 6 studies).

^bk=number of studies.

^cn=number of participants.

^dg=effect size Hedges’ g with 95% confidence interval.

^eQ and I²=heterogeneity statistics.

^fQ=contrast between subgroups.

^gP<.001.

^hP<.05.

ⁱP<.01.