Table 7.

Multiple linear regression with ROCI as the dependent variable (n = 200).

	β	t	p
Heterosexual group (n = 98)
MPS concern over mistakes and doubts about actions	0.33	3.80	<0.001
PID-5 negative affect	0.28	3.60	<0.001
PID-5 disinhibition	0.27	2.31	<0.01
PID-5 antagonism	0.25	2.10	0.20
MPS personal standards	−0.15	−1.50	0.14
MPS parental expectations and criticism	0.13	1.33	0.19
PID-5 detachment	0.03	0.31	0.76
PID-5 psychoticism	0.01	0.15	0.88
OCI-R total	0.01	0.11	0.91
LGB group (n = 102)
PID-5 detachment	0.44	5.18	<0.001
PID-5 disinhibition	0.26	3.15	<0.01
OCI-R total	0.17	2.13	<0.05
PID-5 psychoticism	−0.17	−1.58	0.12
PID-5 negative affect	0.09	0.69	0.49

PID-5, personality inventory for DSM-5; PROCSI, partner-related obsessive-compulsive symptom inventory; OCI-R, obsessive compulsive inventory – revised; MPS, multidimensional perfectionism scale. Heterosexual group: R² = 0.47; R²_corrected = 0.46; ESS = 11.00 LGB group: R² = 0.41; R²_corrected = 0.39; ESS = 7.94.