Table 1: Comparison between SPRINT and HYVET.                     

Column 1

SPRINT

HYVET

Mean baseline age

67.9

83.6

Baseline seated BP

139.7/78.1

173.0/90.8

Target blood pressure

120/80

150/80

BP difference between experimental and control group

14.8/7.6

15.0/6.1

Primary outcome

Reduced events

Reduced events

Median frailty index

0.18

0.17

Medication

thiazide-type diuretics, calcium channel blockers (CCBs), angiotensin converting enzyme (ACE) inhibitors, angiotensin receptor blockers (ARBs)

low dose diuretic (indapamide sustained release 1.5 mg daily) and additional ACE inhibitor (perindopril) 

Physician discretion with prescription medication

yes

no