Comparing the effectiveness of virtual and semi-attendance Stress Inoculation Training [SIT] techniques in improving the symptoms of anxiety, depression, and stress of pregnant women with psychological distress: a multicenter randomized controlled trial

Table 3 Comparison of mean anxiety, depression, psychological distress, specific stress, general Perceived Stress of women before and after the intervention (N = 80)

Group Outcome	Virtual SIT		semi-attendance SIT		P-value	effect size( η²)	Adjusted R Squared
Group Outcome	Before Mean ± SD^*	After Mean ± SD	Before Mean ± SD	After Mean ± SD	P-value	effect size( η²)	Adjusted R Squared
Anxiety	6.0 ± 4.1	6.2 ± 4.7	4.5 ± 3.7	3.2 ± 3.3	< 0.001	0.40	0.46
Depression	5 ± 4.4	5.3 ± 4.6	2.9 ± 2.8	2.0 ± 2.7	< 0.001	0.52	0.59
Psychological distress	0.9 ± 0.4	0.9 ± 0.6	0.7 ± 0.3	0.5 ± 0.4	< 0.001	0.41	0.47
Specific pregnancy stress	12.4 ± 5.8	12.1 ± 7.0	11.0 ± 5.7	9.9 ± 6.5	0.38	0.01	0.62
General Perceived Stress	24.8 ± 8.9	22.7 ± 8.1	19.4 ± 9.3	19.5 ± 7.5	0.42	0.008	0.73

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