Hierarchical Modeling of Patient and Physician Determinants of Blood Pressure Outcomes in Hypertensive Patients with and without Diabetes: Pooled Analysis of Six Observational Valsartan Studies with 15,282 Evaluable Patients

Table 1

Studies included in pooled analysis.

	PREVIEW	IMPROVE	INSIST	eNOVA	SCORE	EXCELLENT	Total
Study characteristics
Year initiated	2004	2004	2006	2006	2008	2008
Diabetic	627	781	225	253	815	957	3658
Nondiabetic	2424	2818	470	701	2622	2589	11624
Number of physicians	504	684	308	284	354	698	2832
	PREVIEW	IMPROVE	INSIST	eNOVA	SCORE	EXCELLENT	Weighted average
Patient characteristics
Age, y, mean (±SD)
Male gender (%)	47.7	48.7	48.5	49.0	52.3	53.9	50.5
Valsartan formulation
80 mg	✓	✓		✓	✓
160 mg	✓	✓		✓	✓
80/12.5 mg HCTZ	✓	✓		✓	✓
160/12.5 mg HCTZ		✓		✓	✓
160/25 mg HCTZ		✓	✓		✓
80/5 mg amlodipine						✓
160/5 mg amlodipine						✓
160/10 mg amlodipine						✓

HCTZ: hydrochlorothiazide; SD: standard deviation.