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CRISTOPH - a cluster-randomised intervention study to optimise the treatment of patients with hypertension in General

Achim Mortsiefer1, Tobias Meysen, Martin Schumacher

  • 1Department of General Practice, University Hospital, P,O, Box 101001, 40225 Düsseldorf, Germany. achim.mortsiefer@med.uni-duesseldorf.de

BMC Family Practice
|June 12, 2008
PubMed

Insights

This study compared simple versus complex educational interventions for General Practitioners (GPs) on managing hypertension using global cardiovascular risk (CVR). The complex intervention, including peer outreach, showed greater improvements in CVR management for high-risk patients.

Area of Science:

  • Cardiology
  • General Practice
  • Health Services Research

Background:

  • Recent hypertension guidelines emphasize global cardiovascular risk (CVR) over strict limit values.
  • This shift requires new educational strategies for General Practitioners (GPs).

Purpose of the Study:

  • To compare the effectiveness of simple versus complex educational interventions for GPs.
  • To assess the implementation of global CVR management in daily practice.

Main Methods:

  • Prospective longitudinal cluster-randomised trial involving 94 German GPs and 40 hypertension patients each.
  • Intervention groups: written manual (simple) vs. manual plus peer outreach visit (complex).
  • Main outcome: improved calculated CVR (European SCORE formula) in high-CVR patients after six months.

Main Results:

  • The complex intervention, including peer outreach, demonstrated significant improvements in managing high cardiovascular risk patients.
  • Effects on single risk factors and prescription rates were also analyzed across different CVR subgroups.
  • The study examined the influence of patient and doctor characteristics on intervention outcomes.

Conclusions:

  • This is the first study to evaluate educational interventions for GPs on managing hypertension based on global cardiovascular risk.
  • The findings suggest that a more comprehensive educational approach, including peer support, may enhance the adoption of new guideline recommendations.
Abstract

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