Table 3.

Intervention and control group mean score differences

Variable	Group				95% CI means difference		P-value
	Intervention		Control
	Mean	SD	Mean	SD	Lower	Upper
Fear of childbirth
Pretest	40.29	6.78	39.11	5.67	− 1.175	5.346	0.436
Post-test	23.54	3.60	40.77	4.31	− 18.668	− 14.075	0.001
Childbirth self-efficacy
Pretest	199.37	34.02	208.26	27.50	−23.641	5.869	0.234
Post-test	301.43	11.80	208.37	29.55	82.222	103.892	0.001
Birth companion support
Pretest	25.71	4.99	26.15	3.89	− 3.905	0.362	0.102
Follow-up	37.97	1.42	30.86	3.82	5.725	8.504	0.001

SD, Standard Deviation; CI, Confidence Interval