Table 3.

Follow-up Mann–Whitney U tests assessing OCD-related impairment between-groups

Variable	Mean rank			U	r
	OCD + BDD	OCD without BDD	OCD-only
Obsession OCD severity	14.25	6.75	–	12.50**	.65
	12.10	–	8.90	34.00	.28
Total OCD severity	13.95	7.05	–	15.50**	.59
	12.80	–	8.20	27.00	.39
School OCD-related impairment	11.67	7.33	–	21.00	.41
	13.56	–	5.44	4.00***	.76
Social OCD-related impairment	11.78	5.88	–	11.00*	.58
	12.78	–	6.22	11.00**	.62
Total OCD-related impairment	11.22	6.50	–	16.00	.47
	12.78	–	6.22	11.00**	.61
Adaptive emotion regulation	4.43	10.57	–	3.00**	.74
	6.43	–	9.38	17.00	.33
Global functioning	7.75	13.25	–	22.50*	.49
	7.45	–	13.55	19.50*	.54

Medians, interquartile ranges, and subsample sizes are reported in Table 2. Exact two-tailed significance was reported. OCD obsessive–compulsive disorder; OCD + BDD obsessive–compulsive disorder with comorbid body dysmorphic disorder; OCD-only obsessive–compulsive disorder without any comorbidities; dash (–) not compared in analysis

*p < .05. **p < .01. ***p < .001