Table 2.

Principal components analysis of items in Barriers to Methadone Prescribing Scale

Factor names and items	Factor Loadings
Risks associated with MMT delivery	Factor 1	Factor 2	Factor 3
1. Don’t want it known that I have a methadone license	0.74*	0.27	0.19
2. It would shift my practice too much to patients with opioid dependence	0.81*	0.13	0.02
3. Afraid of patient diversion of methadone	0.75*	0	−0.05
4. Fear of becoming involved with surveillance	0.58*	0.13	0.47
5. Am generally uncomfortable managing patients with opioid dependence	0.55*	0.01	0.33
6. Difficult patient population	0.57*	0.17	0.15
Training and support issues
7. Not enough reimbursement	0.13	0.46*	0.32
8. Not enough interaction with other methadone maintenance practitioners	−0.02	0.54*	0.23
9. Not enough political commitment	0.15	0.54*	0.31
10. Not enough support services (e.g. drug screening, addiction counseling services)	0.03	0.62*	0.19
11. Too much paperwork	0.27	0.80*	0.04
Too much time involved	0.37	0.76*	−0.13
Little or no experience, training or education in the use of methadone for opioid dependence	0.01	0.51*	−0.10
Resistance from external sources
Community resistance	0.13	0.03	0.90*
Staff resistance	0.17	0.05	0.86*
Extensive regulations	0.14	0.34	0.71*

*Loading used for interpretation of factors.