Table 2.

Symptomatology – differences between the groups and within the groups from admission to discharge.

Variables	Between group differences						Psychosomatic-subsample n = 49 (32.7%)				Post-COVID-subsample n = 51 (34.0%)				Psychocardiological-subsample n = 50 (33.3%)
	Admisssion			Discharge			Admisssion	Discharge			Admisssion	Discharge			Admisssion	Discharge
	P	C	K	P	C	K	M (SD)	M (SD)	p	d	M (SD)	M (SD)	p	d	M (SD)	M (SD)	p	d
BDI-II	C	P	–	–	–	–	28.93 (12.66)	19.83 (14.52)	**	.89	19.29 (9.03)	13.83 (8.95)	**	.81	24.47 (10.02)	18.18 (12.73)	**	.59
HEALTH-49
Somatoform Complaint	–	–	–				1.89 (.96)	1.35 (.96)	**	1.00	1.52 (.73)	1.18 (.82)	**	.60	1.82 (.90)	1.37 (.86)	**	.67
Depression	C	P	–	–	–	–	2.03 (.98)	1.28 (.95)	**	.97	1.06 (.83)	.65 (.67)	**	.60	1.78 (.104)	1.26 (1.15)	**	.68
Phobia	C	P	–	C	P	–	1.22 (1.10)	.86 (.98)	*	.43	.56 (.60)	.36 (.47)	*	.34	.89 (.92)	.68 (.87)	–	–
Well-being	–	–	–	–	–	–	1.75 (.87)	1.19 (.88)	**	.98	1.10 (.57)	.78 (.53)	**	1.22	1.55 (.77)	1.14 (.83)	**	.70
Interactional difficulties	C	P, K	C	C	P, K	C	2.81 (.77)	2.04 (.99)	**	.66	2.60 (.77)	1.70 (.67)	**	.81	2.82 (.70)	2.08 (.97)	**	.85
Self-efficacy	–	–	–	–	–	–	2.55 (.96)	1.87 (.97)	**	.65	1.33 (.83)	.83 (.81)	**	.69	1.87 (.99)	1.48 (1.08)	*	.44
Activity & participation	–	–	–	–	–	–	2.28 (.87)	1.80 (.98)	**	.83	2.20 (.93)	1.62 (.86)	**	1.06	2.61 (.79)	1.97 (1.11)	**	.79
Somatic parameter
6MWT							–	–	–	–	421.92 (98.90)	498.35 (101.14)	**	1.22	–	–	–	–

Significant group differences are indicated as follows: * < .00, ** < .000 – not sig.; Cohen's d effect sizes:.2 small,.5 medium,.8 large; P, psychosomatic patientes; C, post-COVID patients, K, psychocardiological patients.