Clinical Utility of Short-Term Blood Pressure Measures to Inform Long-Term Blood Pressure Management

Nelson Wang, Katie Harris, Mark Woodward, Stephen Harrap, Giuseppe Mancia, Neil Poulter, John Chalmers, Anthony Rodgers, on behalf of the PROGRESS and ADVANCE collaborators

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)

Abstract

Background: Decisions about hypertension management are substantially influenced by blood pressure (BP) levels measured before and soon after starting BP lowering drugs. We aimed to assess the utility of short-term BP changes in individuals in terms of long-term treatment response. 

Methods: Post hoc analyses of 2 randomized trials with 4-to-6 weeks active run-in for all participants, followed by randomization to active BP lowering treatment (combination perindopril±indapamide) or placebo. We categorized individuals by degree of systolic BP (SBP) change during active run-in treatment and assessed associations with subsequent postrandomization placebo-corrected BP reduction, cardiovascular events, and tolerability. We included individuals with baseline BP ≥140/90 mm Hg from the PROGRESS trial (Perindopril Protection Against Recurrent Stroke Study; 4275 individuals with cerebrovascular disease) and ADVANCE trial (The Action in Diabetes and Vascular Disease: Preterax and Diamicron-MR Controlled Evaluation; 6610 individuals with diabetes). 

Results: During the active run-in period, the proportion of participants with initial SBP changes in 4 categories (SBP increase, 0-9.9 mm Hg decrease, 10-19.9 mm Hg decrease, and ≥20 mm Hg decrease) were 17%, 27%, 28%, and 28% in PROGRESS and 21%, 22%, 24%, and 33% in ADVANCE. Randomization to active therapy achieved similar placebo-corrected long-term BP reductions across the 4 initial SBP change groups in both trials (P-values for heterogeneity >0.1). There was no significant difference in achieving BP <140/90 mm Hg at follow-up, major cardiovascular events, nor treatment tolerability according to the SBP change during active run-in period (all P-values >0.1). 

Conclusions: An individual's apparent BP change immediately after commencing therapy has limited clinical utility. Therefore, more emphasis should be given to use of evidence-based regimens and measures over the long-term to ensure sustained BP control. 

Registration: URL: https://www.clinicaltrials.gov; Unique identifier: NCT00145925.

Original languageEnglish
Pages (from-to)608-617
Number of pages10
JournalHypertension
Volume80
Issue number3
DOIs
Publication statusPublished - Mar 2023
Externally publishedYes

Keywords

  • blood pressure
  • clinical trial
  • hypertension
  • office blood pressure

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