Intervention for control of hypertension in Catalonia, Spain (INCOTECA Project): results of a multicentric, non-randomised, quasi-experimental controlled intervention study.

Objective: The purpose of this study was to assess the effectiveness of a quality improvement (QI) plan aimed at primary healthcare teams (PHCTs) to optimise hypertension control and to compare it with standard clinical care.

Methods: Design Multicentric, non-randomised, quasi-experimental controlled intervention study. Setting 5 PHCTs in the intervention and 13 in the standard care group in the province of Barcelona, Catalonia, Spain.