Table S1.

Association between psychiatrists’ characteristics and attitudes

Characteristics	Attitudes
	Admiration		Pity		Understanding		Empathy		Tiredness
	χ2	P	χ2	P	χ2	P	χ2	P	χ2	P
Sex	1.32	0.724	4.006	0.405	3.167	0.205	3.79	0.15	5.754	0.124
Age	8.373	0.212	7.928	0.441	7.06	0.133	2.297	0.681	2.537	0.864
Duration of practice as a psychiatrist	11.024	0.274	7.616	0.814	11.072	0.086	5.753	0.451	13.489	0.142
Workplace	4.186	0.899	12.687	0.392	9.641	0.141	5.19	0.52	6.673	0.671
Estimated outpatients	17.401	0.043*	13.404	0.34	4.939	0.552	3.097	0.797	9.95	0.355
Estimated OCD patients they used to treat	10.346	0.323	14.273	0.284	5.193	0.519	2.53	0.865	6.465	0.693
Estimated time on first visit	14.342	0.111	29.624	0.003*	3.843	0.698	4.81	0.568	8.275	0.507
Estimated time in follow-up session	4.44	0.617	10.454	0.235	5.28	0.26	3.252	0.517	9.368	0.154
Preferred treatment	5.532	0.786	10.931	0.535	6.508	0.369	4.284	0.638	12.894	0.167
experience with ERP	18.279	0.032*	34.144	0.001*	5.595	0.47	3.052	0.802	17.591	0.04*
Overall confidence	1.554	0.67	6.851	0.144	4.404	0.111	4.837	0.089	16.41	0.001*
Confidence in medications	6.148	0.105	10.541	0.032*	0.807	0.668	0.102	0.95	8.384	0.039*
Confidence in BT	1.425	0.70	2.995	0.559	2.842	0.241	1.568	0.457	16.866	0.001*
Confidence in other psychotherapy	0.388	0.943	3.163	0.531	7.241	0.027*	4.189	0.123	6.925	0.074

	Annoyance		Difficult to treat		Poor compliance with medications		Poor compliance with behavioral therapy		Poor compliance with other psychotherapy
Sex	FETa	0.358	1.79	0.617	0.338	0.844	2.034	0.565	6.025	0.11
Age	9.113	0.058	6.921	0.328	3.469	0.483	3.63	0.727	8.75	0.188
Duration of practice as a psychiatrist	16.657	0.011*	7.795	0.555	15.568	0.016*	10.217	0.333	10.579	0.306
Workplace	12.764	0.047*	7.968	0.537	2.371	0.883	16.131	0.064	11.016	0.275
Estimated outpatients	4.042	0.671	10.755	0.293	9.055	0.17	24.596	0.003*	16.066	0.066
Estimated OCD patients they used to treat	9.106	0.168	12.135	0.206	8.813	0.184	19.009	0.025*	10.19	0.335
Estimated time on first visit	9.075	0.169	7.341	0.602	1.151	0.979	19.531	0.021*	5.773	0.762
Estimated time in follow-up session	2.11	0.715	9.48	0.148	2.375	0.667	3.612	0.729	9.0	0.174
Preferred treatment	3.62	0.728	4.384	0.884	2.449	0.874	7.171	0.619	4.744	0.856
Experience with ERP	3.448	0.751	12.864	0.169	12.874	0.045*	6.48	0.691	4.911	0.842
Overall confidence	FETa	0.015*	8.129	0.043*	FETa	0.255	4.329	0.228	2.294	0.514
Confidence in medications	2.128	0.345	2.462	0.482	3.897	0.142	1.917	0.59	0.918	0.821
Confidence in BT	FETa	0.004*	4.572	0.206	5.324	0.07	6.411	0.093	18.692	0.00*
Confidence in other psychotherapy	10.187	0.006*	0.773	0.856	1.079	0.583	0.559	0.906	10.896	0.012*

	I don’t want to treat		Need more time		Need more patience		Talk too much		Ask too much		More difficult in building relationship
Sex	2.991	0.393	3.033	0.387	0.194	0.979	0.909	0.823	4.804	0.187	1.219	0.544
Age	5.327	0.503	3.682	0.72	1.344	0.969	7.026	0.318	7.473	0.279	2.998	0.558
Duration of practice as a psychiatrist	8.411	0.493	5.084	0.827	3.486	0.942	14.128	0.118	15.279	0.084	4.555	0.602
Workplace	9.007	0.437	14.099	0.119	7.732	0.561	6.818	0.656	9.032	0.434	6.792	0.34
Estimated outpatients	6.153	0.724	24.788	0.003*	8.499	0.485	8.481	0.487	4.325	0.889	12.087	0.06

Characteristics	Attitudes
	I don’t want to treat		Need more time		Need more patience		Talk too much		Ask too much		More difficult in building relationship
	χ2	P	χ2	P	χ2	P	χ2	P	χ2	P	χ2	P
Estimated OCD patients they used to treat	7.396	0.596	7.281	0.608	10.335	0.324	14.667	0.1	14.075	0.12	8.257	0.22
Estimated time on first visit	6.951	0.642	13.22	0.153	5.807	0.759	4.909	0.842	8.253	0.509	6.823	0.338
Estimated time in follow-up	2.021	0.918	8.828	0.183	2.876	0.824	1.983	0.921	5.447	0.488	9.524	0.049*
Preferred treatment	6.148	0.725	15.293	0.083	10.646	0.301	3.263	0.953	6.669	0.671	2.534	0.865
Experience with ERP	3.884	0.919	20.758	0.014*	14.865	0.095	6.876	0.65	9.058	0.432	7.664	0.264
Overall confidence	13.698	0.003*	6.238	0.101	7.721	0.052	2.812	0.422	2.007	0.571	FETa	0.012*
Confidence in medications	6.448	0.092	3.787	0.285	4.897	0.179	1.089	0.78	1.362	0.714	0.58	0.748
Confidence in BT	11.647	0.009*	7.065	0.07	10.369	0.016*	5.959	0.114	5.905	0.116	10.953	0.004*
Confidence in other psychotherapy	6.503	0.09	2.281	0.516	0.286	0.963	1.097	0.778	0.493	0.92	2.039	0.361

Note:

^*Statistically significant difference at P<0.05 level.

^aFisher’s exact test was used in the case of small sample size.

Abbreviations: BT, behavioral therapy; ERP, exposure and response prevention; FET, Fisher’s exact test; OCD, obsessive–compulsive disorder.