Table 2.

Patient and Physician Factors Associated with Nutrition Referral or Metformin Prescription in a Multivariable Model

Predictor	Nutrition referral			Metformin prescription
	OR	Lower	Upper	OR	Lower	Upper
		(95% CI)			(95% CI)
Age (decades)	0.75	0.72	0.79	0.62	0.59	0.66
Female	1.44	1.29	1.61	1.47	1.29	1.67
BMI (per 1 unit)	1.06	1.05	1.07	1.04	1.03	1.05
Race
Black	1.42	1.25	1.61	0.79	0.67	0.92
Other	1.02	0.81	1.28	0.71	0.53	0.94
Smoker	0.78	0.65	0.92	0.85	0.71	1.02
HbA1c (per 1.0%)	1.55	1.19	2.04	10.50	7.71	14.20
Years followed	1.22	1.19	1.25	1.16	1.13	1.19
PCP intervention rate*
High vs mean	1.91	1.68	2.18	2.62	2.26	3.04
Low vs mean	0.42	0.36	0.49	0.37	0.32	0.44

*PCP intervention rate is the classification of the patient panel-adjusted primary care provider probability of providing intervention as higher, the same, or lower than the mean

BMI body mass index, HbA1c hemoglobin A1c