Article Text

PDF
Review: positive psychological well-being reduces the risk of mortality in both ill and healthy populations

Statistics from Altmetric.com

QUESTION

Question:

Does positive psychological well-being reduce the risk of mortality in healthy and already ill populations?

Outcomes:

Risk of mortality.

METHODS

Design:

Systematic review with meta-analysis.

Data sources:

Medline, PsycINFO; Web of Science and PubMed were searched for articles between database inception and January 2008. Reference lists from found articles were also hand searched for additional studies.

Study selection and analysis:

Prospective cohort studies investigating the relationship between positive psychological factors and mortality in both healthy and already ill populations (with follow-up periods of ⩾1 year for ill populations) were included. Studies looking at the effect of either positive affect (state measures) or positive disposition (trait measures) were included. Exclusions: psychological well-being determined by self-rated health or functional status; reversed indicators of negative affect; or mortality outcomes of suicide, injury or accident. Effect sizes were measured using hazard ratios (HR) or relative risks and the data were analysed using random effects modelling because of heterogeneity between studies.

MAIN RESULTS

The review identified 35 studies in healthy populations and 35 studies in people …

View Full Text

Request permissions

If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.