Table 2.

Severity of menopausal symptoms and marital satisfaction in the intervention and control groups before and after the intervention

Variables	Time	Groups		Mean difference (95% CI)	P-value	P-value (group × time interaction effect)
		Intervention group (n = 33)	Control group (n = 34)
Severity of menopausal symptoms	Pre-Intervention $	46.88 ± 3.3	46.03 ± 4.6	0.849 (− 1.10 to 2.80)	0.388	< 0.001##
	Post-intervention $$	39.33 ± 3.7	45.85 ± 4.3	7.191 (5.95–8.42)	< 0.001	< 0.001###
	Difference between pre- and post-intervention $$$	7.54 (6.32–8.77) P < 0.001	0.176 (− 0.32 to 0.67) P = 0.475	7.43 (5.99–8.88)	< 0.001#
Marital satisfaction	Pre-Intervention $	35.15 ± 4.3	36.03 ± 5.59	− 0.88 (− 3.32 to 1.57)	0.476	< 0.001##
	Post-intervention $$	49.48 ± 3.2	36.23 ± 5.69	13.94 (12.7–15.14)	< 0.001	< 0.001###
	Difference between pre- and post-intervention $$$	14.3 (13.05–15.61) P < 0.001	0.206 (− 0.17 to 0.58) P = 0.281	14.09 (12.7–15.45)	< 0.001#

$: Pre intervention based on independent t-test; $$: Post intervention based on Analysis of covariance (ANCOVA) adjusted for pre intervention; $$$: Changes in pre and post intervention in intervention and control groups based on Sidak post hoc in RMANOVA after Greenhouse-Geiser correction; #: Post-intervention based on Analysis of covariance (ANCOVA) adjusted for, Age, First menstruation age, Menopausal age, Number of children, occupation, and education level (fully adjusted model); ##: Assessing the interaction effect of group and time based on two way analysis of variance with repeated measures (RMANOVA) after Greenhouse-Geiser correction; ###: Assessing the interaction effect of group and time based on two way analysis of covariance with repeated measures (RMANCOVA) after Greenhouse-Geiser correction for Age, First menstruation age, Menopausal age, Number of children, Marriage status, Job status, and qualification (fully adjusted model)