sources of stress life change research into the impact of critical life events research into the...
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Sources of StressSources of Stress
Life changeLife change Research into the impact of critical life events Research into the impact of critical life events Key study: Rahe et al (1970)Key study: Rahe et al (1970)
The workplaceThe workplace Research into a variety of stressors including Research into a variety of stressors including
overload and lack of controloverload and lack of control Key study: Marmot et al (1997)Key study: Marmot et al (1997)
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Life Change & StressLife Change & Stress
Significant change in life circumstances
Need to adjust to new life
circumstancesStress
IllnessExpect these two variables to
correlate
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Measuring Life ChangeMeasuring Life Change
Holmes & Rahe(1967)Holmes & Rahe(1967)
List of life changes rated (judged by a List of life changes rated (judged by a panel) for degree of readjustment required panel) for degree of readjustment required e.g.e.g. Death of spouse – high readjustment - 100Death of spouse – high readjustment - 100 Holiday – low readjustment - 13Holiday – low readjustment - 13
Adding up scores for changes during a Adding up scores for changes during a given period (6m) gives the LCU scoregiven period (6m) gives the LCU score
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Life Change & StressLife Change & Stress
Rahe et al (1970)Rahe et al (1970)Study of relationship between life change Study of relationship between life change and general healthand general health LCU scores obtained using SRRSLCU scores obtained using SRRS Health scores generated from doctors’ Health scores generated from doctors’
recordsrecords
Correlation between SRRS and illness Correlation between SRRS and illness scores was +0.118scores was +0.118Small, but unlikely to be a chance resultSmall, but unlikely to be a chance result
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Life Change and StressLife Change and Stress
Thomas et al (1997)Thomas et al (1997) Increased LCU scores predicted increased Increased LCU scores predicted increased
mortality risk in heart patientsmortality risk in heart patients
Rosengren et al (1993)Rosengren et al (1993) Higher LCU scores associated with higher Higher LCU scores associated with higher
mortality in elderly PPsmortality in elderly PPs
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Life Change and StressLife Change and Stress
Individual differencesIndividual differences Impact of CLEs likely to be mediated by e.g. Impact of CLEs likely to be mediated by e.g.
personality, coping stylepersonality, coping style Some events (e.g. divorce) may be perceived Some events (e.g. divorce) may be perceived
differently by different peopledifferently by different people
Correlational & retrospective dataCorrelational & retrospective data Do pps have an accurate recall of Do pps have an accurate recall of
events/illnesses?events/illnesses? Does being ill make certain CLEs more likely?Does being ill make certain CLEs more likely?
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