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Trajectories of health for older adults over time: accounting fully for death.

TitleTrajectories of health for older adults over time: accounting fully for death.
Publication TypeJournal Article
Year of Publication2003
AuthorsDiehr, P, Patrick, DL
JournalAnn Intern Med
Volume139
Issue5 Pt 2
Pagination416-20
Date Published2003 Sep 02
ISSN1539-3704
KeywordsAged, Aging, Death, Geriatric Assessment, Health Status Indicators, Health Surveys, Humans, Time Factors
Abstract<p>The process of healthy aging can best be described by plotting the trajectory of health-related variables over time. Unfortunately, graphs including data only from survivors may be misleading because they may confuse patterns of mortality with patterns of change in health. Two approaches for creating graphs that account for death in such situations are 1) to incorporate a category or value for death into the longitudinal health variable and 2) to measure time in years before death or some other event. The first approach has been applied to self-rated health (excellent to poor) and the 36-Item Short-Form Health Survey (SF-36). It allows for flexible and interpretable analyses and may be appropriate for other variables as well. The second approach also accounts fully for death, but the questions it can address are limited. Both approaches are useful and should be used at a minimum for supporting analyses in longitudinal studies in which persons die during observation.</p>
DOI10.7326/0003-4819-139-5_part_2-200309021-00007
Alternate JournalAnn Intern Med
PubMed ID12965968
Grant ListN01 HC-15103 / HC / NHLBI NIH HHS / United States
N01-HC-35129 / HC / NHLBI NIH HHS / United States
N01-HC-85079 / HC / NHLBI NIH HHS / United States
N01-HC-85080 / HC / NHLBI NIH HHS / United States
N01-HC-85081 / HC / NHLBI NIH HHS / United States
N01-HC-85082 / HC / NHLBI NIH HHS / United States
N01-HC-85083 / HC / NHLBI NIH HHS / United States
N01-HC-85084 / HC / NHLBI NIH HHS / United States
N01-HC-85085 / HC / NHLBI NIH HHS / United States
N01-HC-85086 / HC / NHLBI NIH HHS / United States