Friedman and Rosenman - type a/b
- Created by: z_mills1
- Created on: 15-05-14 14:11
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- Friedman and Rosenman (Type A and Type B)
- natural experiment and structured interview, used to assess the personality of 3000 men 39-59yrs
- questions also assessed the way the men responded to everyday pressures
- participants were classed as Type A or Type B
- 8 years later - twice as many (12%) of Type A had died of cardiovascular problems than those of Type B
- Type A men also had higher blood pressure and higher levels of cholesterol
- Evaluation
- + longitudinal study - large sample
- + natural experiment - high ecological validity
- - study on men only - gender bias - can't be generalised
- structured interview -
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