Table 2.

Results from Multivariate Interval Regression Analysis, 2017 Data

	% of Patients below 40mg/day Coef. (95% CI)	% of Patients below 60mg/day Coef. (95% CI)	% of Patients below 80mg/day Coef. (95% CI)
Patient characteristics
% Black	0.13 (0.04, 0.21)**	0.16 (0.04, 0.28)**	0.24 (0.08, 0.39)**
% Hispanic	0.02 (−0.07, 0.11)	−0.01 (−0.14, 0.12)	0.02 (−0.15, 0.19)
% of patients who are unemployed	−0.06 (−0.15, 0.04)	−0.05 (−0.18, 0.08)	−0.01 (−0.19, 0.17)
Program characteristics
Ownership status (ref. Private not-for-profit)
Private For-profit	4.60 (−0.52, 9.73)^	7.00 (−0.04, 14.05)^	6.26 (−3.27, 15.80)
Public	6.29 (1.18, 11.41)*	12.23 (5.01, 19.46)**	9.26 (−0.36, 18.89)^
Joint Commission accreditation	1.12 (−3.22, 5.45)	1.33 (−4.75, 7.41)	3.68 (−4.01, 11.37)
% of staff who are in recovery	0.05 (−0.12, 0.22)	0.00 (−0.19, 0.21)	0.04 (−0.20, 0.27)
% of patients required pre-authorization of services	0.02 (−0.03, 0.07)	0.06 (−0.01, 0.14)	0.05 (−0.06, 0.15)
% of patients referred from managed care organizations	0.18 (0.04, 0.32)*	0.17 (−0.03, 0.38)^	0.18 (−0.09, 0.45)
Number of methadone patients served in the last fiscal year#	−0.00 (−1.80, 1.79)	−0.50 (−2.98, 1.98)	−1.33 (−4.60, 1.95)
Program age	−0.06 (−0.21, 0.08)	−0.10 (−0.31, 0.11)	−0.16 (−0.44, 0.11)
Harm reduction/HIV prevention
Provide HIV prevention pamphlet	4.50 (−2.18, 11.19)	−1.22 (−10.42, 7.97)	−9.55 (−21.59, 2.48)
Provide needle cleaning pamphlet	−2.34 (−6.35, 1.68)	−2.94 (−8.46, 2.58)	−7.51 (−14.87, −0.15)*
Limited staff dedicated to HIV prevention	−0.69 (−4.82, 3.45)	−2.63 (−8.42, 3.16)	−3.29 (−11.02, 4.44)
% of patients referred to self-help groups	−0.02 (−0.07, 0.03)	−0.04 (−0.11, 0.03)	−0.00 (−0.09, 0.09)
Region (ref. Northeast)
Midwest	−4.93 (−9.26, 0.83)	−6.46 (−13.56, 0.64)^	−9.11 (−18.56, 0.35)^
South	−7.36 (−12.47, −2.26)**	−6.38 (−13.52, 0.76)^	−10.12 (−19.64, −0.61)*
West	−2.74 (−8.12, 2.64)	−4.61 (−12.23, 3.00)	0.11 (−10.21, 10.42)

^{^}p<0.1,

^*p<0.05,

^**p<001,

^#Log transformed