Evidence map›Paper›PMID 20822689›Full record

ArticleThe British journal of general practice : the journal of the Royal College of General Practitioners2010

Impact of lifestyle in middle-aged women on mortality: evidence from the Royal College of General Practitioners' Oral Contraception Study.

Lisa Iversen, Philip C Hannaford, Amanda J Lee, Alison M Elliott, Shona Fielding

Abstract read
In one paragraph

Article in The British journal of general practice : the journal of the Royal College of General Practitioners, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

9 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Article
  4. Article
  5. Observational
  6. Review
  7. Article
  8. Article
  9. Impact of lifestyle in middle-aged women on mortality: one article and many questions.The British journal of general practice : the journal of the Royal College of General Practitioners · 2010
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Lisa IversenSection of Primary Care, Centre of Academic Primary Care, College of Life Sciences & Medicine, University of Aberdeen, Aberdeen. l.iversen@abdn.ac.uk
Philip C Hannaford
Amanda J Lee
Alison M Elliott
Shona Fielding

Funding

British Heart FoundationCancer Research UKMedical Research Council
6 · The paper itself

Abstract

backgroundAlthough many individuals have multiple lifestyle risk factors, few studies have investigated the impact of lifestyle risk factor combinations among women.

aimTo investigate the relationship between individual and combinations of lifestyle risk factors in middle-aged women with subsequent mortality, and to estimate the associated population attributable risks. DESIGN OF STUDY: Prospective cohort study.

settingRoyal College of General Practitioners' (RCGP) Oral Contraception Study, UK.

methodIn 1994-1995, women remaining under follow-up in the RCGP Oral Contraception Study were sent a lifestyle survey, from which modifiable risk factors were identified: pack-years smoked, physical inactivity, never drinking versus consuming at least 7 units of alcohol weekly, and being underweight, overweight, or obese. The cohort was followed to December 2006 or death. Population attributable risks were calculated.

resultsOf 10 059 women studied, 896 died. Pack-years smoked (11-20 years: adjusted hazard ratio [HR] = 1.82, 95% confidence interval [CI] = 1.46 to 2.27; >20 years: adjusted HR = 2.34, 95% CI = 2.00 to 2.74); never drinking alcohol (adjusted HR = 1.66, 95% CI = 1.34 to 2.05); being underweight (adjusted = HR 1.66, 95% CI = 1.03 to 2.68); and physical inactivity (<15 hours/week: adjusted HR = 1.73, 95% CI = 1.46 to 2.04) were significantly associated with mortality compared with their respective reference group. Women with multiple lifestyle risk factors had higher mortality risks than those reporting one factor. The population attributable risk of the combination of smoking, physical inactivity, body mass index outside normal range, and alcohol (never drinking or excess intake) was 59% (95% CI = 31% to 78%).

conclusionAssuming a causal relationship between lifestyle and mortality, avoidance of four lifestyle risk factors would have prevented 60% of the deaths. The importance of avoiding smoking and undertaking physical inactivity during midlife should continue to be emphasised.

Indexed as

Life StyleMortalityWomen's HealthAdultAgedBody Mass IndexContraceptives, OralExerciseFemaleHealth SurveysHumansMiddle AgedProspective StudiesSmokingContraceptives, Oral

Identifiers

PMID20822689
PMCPMC2913736

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.