Table 2.

The Psoriasis Disability Index, Body Image-Related Cognitive Fusion, Acceptance and Action and Self-Compassion Frequencies (n = 75) and a comparison of original authors’ instruments with clinical samples.

Variables	This Study				Original Authors’ Instruments Studies [24,30,32,34]				Statistical Comparison
	n	M	SD	α	n	M	SD	α	t	df	p	d
Psoriasis Disability Index (total)	75	8.44	7.33	0.82	171	2.10	1.60	0.89	7.414	77, 111	<0.001	1.95
Daily activities	75	4.44	3.95	0.87	171	3.10	2.20	0.83	2.756	94, 743	0.007	0.42
Work or school	75	0.93	1.48	0.56	171	0.99	1.70	0.75	−0.279	160, 962	0.780	0.04
Personal relationships	75	0.71	1.10	0.80	171	1.40	2.20	0.87	−3.273	239, 942	0.001	0.40
Leisure	75	1.67	1.88	0.57	171	1.70	2.10	0.85	−0.111	156, 724	0.912	0.02
Treatment (1 item)	75	0.69	0.77	−	171	2.30	2.90	−	−6.738	216, 210	<0.001	0.76
Body Image Cognitive Fusion (total)	75	28.15	13.89	0.98	31	51.74	12.12	0.96	8.725	63, 792	<0.001	1.81
Acceptance and Action (total)	75	33.19	8.21	0.73	297	33.47	9.46	0.90	0.256	128, 332	0.799	0.03
Self-Compassion (total)	75	84.51	15.83	0.83	298	60.25	15.79	0.92	−12.643	89, 803	<0.001	1.53
Self-Kindness	75	13.77	4.35	0.83	298	10.57	3.87	0.92	−6.234	83, 743	<0.001	0.78
Self-Judgment	75	17.29	4.31	0.86	298	18.41	4.05	0.93	2.174	84, 904	0.032	0.27
Common Humanity	75	12.19	3.45	0.80	298	10.09	3.15	0.85	−5.102	84, 277	<0.001	0.64
Isolation	75	14.17	3.33	0.84	298	14.77	3.31	0.89	1.502	86, 246	0.137	0.18
Mindfulness	75	12.85	3.19	0.73	298	9.55	2.88	0.85	−8.678	84, 041	<0.001	1.09
Over-identification	75	14.23	3.19	0.79	298	14.77	3.24	0.88	1.408	86, 805	0.163	0.17

n = frequencies; M = mean; SD = standard deviation; α = Cronbach’s alpha; t = Student’s t-test; df = degrees of freedom; p = p value; d = Cohen’s d effect size; bold = statistically significant differences.