Health Psychology Key Study: Blatter et al (2002) General points on health psychology key study: Blatter et al (2002) 2.0 / 5 based on 1 rating ? PsychologyHealth and clinical psychologyA2/A-levelAll boards Created by: Emma MoorhouseCreated on: 16-01-12 17:58 How many people participated in the Blatter et al Study (2002)? 266 1 of 7 What type of study was Blatter et al? Naturalistic and Longitudinal 2 of 7 How often did the participants attened the clinic? 2 - 3 times a day 3 of 7 Before treatment daily cocaine use was 30% what was it after treatment? 6% 4 of 7 Before treatment non-cocaine use was 16% what was it after treatment? 52% 5 of 7 Before treatment total cocaine use was 84% what was it after treatment? 48% 6 of 7 Results on cocaine use was from self report data which is unreliable, how was this double-checked? Urine tests 7 of 7
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