Table 5.

Outcome Measures at Baseline^a and Change^b at 12-Month Follow-Up by Intervention Group

Characteristic	No. of Patients	Physician + Patient Intensive	Physician Minimal/Patient Intensive	Physician Intensive/Patient Minimal	Physician + Patient Minimal
Systolic BP, mmHg:
Baseline	275	138.3 (22.8)	137.2 (19.1)	131.4 (16.1)	133.8 (18.6)
Change at 12 months	152	−2.8 (−9.5, 3.8)	−6.5 (−14.2, 1.2)	−2.3 (−8.7, 4.0)	−0.1 (−7.5, 7.4)
P value compared to ref		0.58	0.24	0.65	Ref
Change for uncontrolled at baseline	74	−13.2 (−23.1,−3.4)	−16.8 (−28.0,−5.6)	−10.6 (−21.5,0.3)	−2.0 (−13.2, 9.2)
P value compared to ref		0.14	0.07	0.27	Ref
Diastolic BP, mmHg:
Baseline	275	76.8 (14.1)	75.6 (13.3)	76.5 (12.0)	73.6 (12.4)
Change at 12 months	152	0.2 (−3.7, 4.1)	−0.9 (−5.4, 3.6)	−1.4 (−5.1, 2.3)	0.2 (−4.1, 4.6)
P value compared to ref		1.0	0.72	0.57	Ref
Change for uncontrolled at baseline	74	−5.2 (−11.1, 0.7)	−5.4 (−12.1, 1.3)	−5.2 (−11.7, 1.3)	0.0 (−6.7, 6.7)
P value compared to ref		0.24	0.26	0.27	Ref
Baseline BP controlled, %	275	40.7	42.9	57.8	50.9
12-month BP controlled	153	0.53 (0.38, 0.68)	0.61 (0.43, 0.77)	0.65 (0.50, 0.78)	0.55 (0.37, 0.71)
P value compared to ref		0.92	0.58	0.35	Ref
12-month BP controlled for uncontrolled at baseline	60	0.44 (0.19, 0.73)	0.63 (0.28, 0.88)	0.39 (0.17, 0.67)	0.31 (0.11, 0.63)
P value compared to ref		0.52	0.15	0.67	Ref

Abbreviations: BP, blood pressure; Ref, reference group

^aBaseline measures are reported as means (standard deviations), unless otherwise stated

^bChange at 12 months is reported as the coefficients or conditional probabilities from mixed effects regression controlling for nesting within physician