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DESIGN: TWO
INTERVENTION GROUPS (ONE LOW INTENSITY, ONE HIGH INTENSITY INTERVENTION),
ONE REFERENCE GROUP. EVALUATION:INDEPENDENT ANDCOHORT SAMPLES BEFORE AND AFTER INTERVENTION, SURVEYS AT 4 YEAR INTERVALS PLANNED.. RESULTS: LOW INTENSITY INTERVENTION ACHIEVES AS MUCH REDUCTION OF RISK FACTORS AS HIGH INTENSITY, MORTALLY EVALUATION PENDING. (ROOSOUW ET. AL. 1993) |