. Author manuscript; available in PMC: 2018 Sep 23.

Published in final edited form as: Am J Prev Med. 2018 Mar 17;54(5):e91–e98. doi: 10.1016/j.amepre.2018.02.009

eTable 2.

Correlation among the main study variables.

Variable	1	2	3	4	5	6	7	8
1. Concern about Misuse of CS	-	.31^***	.19^***	.27^***	−.19^***	.07	.09^**	.11^**
2. PDMP Usefulness	.27^***	-	.38^***	.41^***	−.57^***	.30^***	−.04	.38^***
3. Subjective Norms	.27^***	.51^***	-	.36^***	−.45^***	.36^***	−.05	.41^***
4. Professional & Moral Obligation	.22^***	.40^***	.46^***	-	−.31^***	.13^***	−.05	.20^***
5. Barriers to Use	.25^***	.61^***	−.46^***	−.30^***	-	−.53^***	.15^***	−.60^***
6. PDMP Experience	.17^***	.33^***	.30^***	.15^***	−.38^***	-	−.13^***	.49^***
7. Years in Practice	−.05	.14^***	−.10^***	−.03	.16^***	−.16^***	-	−.23^***
8. Intention to Use PDMP	.23^***	.50^***	.41^***	.23^***	−.58^***	.37^***	−.21^***	-

Notes: Physicians are represented in the lower diagonal; Pharmacists in the upper diagonal

Tests of statistical significance based on bootstrapped standard errors; CS = Controlled substances

^**

p < .01

^***

p < .001