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- Title
Centenarians Differ in Their Comorbidity Trends During The 6 Years Before Death Compared to Individuals Who Died in Their 80s or 90s.
- Authors
Gellert, Paul; Berenberg, Petra von; Oedekoven, Monika; Klemt, Maria; Zwillich, Christine; Hörter, Stefan; Kuhlmey, Adelheid; Dräger, Dagmar; von Berenberg, Petra
- Abstract
<bold>Background: </bold>While compression of morbidity has now been studied in multiple cohorts, we hypothesize that centenarians might also have fewer chronic conditions as well. We assume that individuals who die as centenarians have less comorbidities and have a less steep rise of the number of comorbidities over the final years before death compared to those who died as nonagenarians (90-99 years) or octogenarians (80-89 years of age).<bold>Methods: </bold>This German cohort study used health insurance data. The data contain complete information on diagnoses and health care transactions for the 6 years prior to death. The sample (N = 1,398; 34,735-person calendar quarters) is comprised of three groups of individuals; those who died as centenarians were compared with random samples of individuals who died as nonagenarians or as octogenarians. Community-dwelling and institutionalized individuals were included.<bold>Results: </bold>One quarter prior to death, individuals who died as centenarians had, on average, 3.3 comorbidities. Octogenarians had 4.6 comorbidities one quarter prior to death. Further, there was a significant time-to-death by age-at-death interaction (B = -.03, p < .001), where centenarians showed a less steep increase in the number of comorbidities than the comparison groups in their last 6 years prior to death.<bold>Conclusions: </bold>The lower prevalence of comorbidities in individuals who died as centenarians compared with those who died at a younger age reinforces the notion of centenarians as a selective group. Avoiding the confounding and potentially synergistic effects of having multiple chronic illnesses is likely vital to being able to survive to extreme ages.
- Subjects
COHORT analysis; COMORBIDITY; DEATH; MEDICAL care; CENTENARIANS
- Publication
Journals of Gerontology Series A: Biological Sciences & Medical Sciences, 2018, Vol 73, Issue 10, p1357
- ISSN
1079-5006
- Publication type
journal article
- DOI
10.1093/gerona/glx136