Mortality in pharmacologically treated older adults with diabetes: the Cardiovascular Health Study, 1989-2001.

<h4>Background</h4>Diabetes mellitus (DM) confers an increased risk of mortality in young and middle-aged individuals and in women. It is uncertain, however, whether excess DM mortality continues beyond age 75 years, is related to type of hypoglycemic therapy, and whether women continue...

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Main Authors: Richard A Kronmal, Joshua I Barzilay, Nicholas L Smith, Bruce M Psaty, Lewis H Kuller, Gregory L Burke, Curt Furberg
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2006-10-01
Series:PLoS Medicine
Online Access:https://journals.plos.org/plosmedicine/article/file?id=10.1371/journal.pmed.0030400&type=printable
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author Richard A Kronmal
Joshua I Barzilay
Nicholas L Smith
Bruce M Psaty
Lewis H Kuller
Gregory L Burke
Curt Furberg
author_facet Richard A Kronmal
Joshua I Barzilay
Nicholas L Smith
Bruce M Psaty
Lewis H Kuller
Gregory L Burke
Curt Furberg
author_sort Richard A Kronmal
collection DOAJ
description <h4>Background</h4>Diabetes mellitus (DM) confers an increased risk of mortality in young and middle-aged individuals and in women. It is uncertain, however, whether excess DM mortality continues beyond age 75 years, is related to type of hypoglycemic therapy, and whether women continue to be disproportionately affected by DM into older age.<h4>Methods and findings</h4>From the Cardiovascular Health Study, a prospective study of 5,888 adults, we examined 5,372 participants aged 65 y or above without DM (91.2%), 322 with DM treated with oral hypoglycemic agents (OHGAs) (5.5%), and 194 with DM treated with insulin (3.3%). Participants were followed (1989-2001) for total, cardiovascular disease (CVD), coronary heart disease (CHD), and non-CVD/noncancer mortality. Compared with non-DM participants, those treated with OHGAs or insulin had adjusted hazard ratios (HRs) for total mortality of 1.33 (95% confidence interval [CI], 1.10 to 1.62) and 2.04 (95% CI, 1.62 to 2.57); CVD mortality, 1.99 (95% CI, 1.54 to 2.57) and 2.16 (95% CI, 1.54 to 3.03); CHD mortality, 2.47 (95% CI, 1.89 to 3.24) and 2.75 (95% CI, 1.95 to 3.87); and infectious and renal mortality, 1.35 (95% CI, 0.70 to 2.59) and 6.55 (95% CI, 4.18 to 10.26), respectively. The interaction of age (65-74 y versus > or =75 y) with DM was not significant. Women treated with OHGAs had a similar HR for total mortality to men, but a higher HR when treated with insulin.<h4>Conclusions</h4>DM mortality risk remains high among older adults in the current era of medical care. Mortality risk and type of mortality differ between OHGA and insulin treatment. Women treated with insulin therapy have an especially high mortality risk. Given the high absolute CVD mortality in older people, those with DM warrant aggressive CVD risk factor reduction.
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spelling doaj-art-bb15353d5c504a8997fadb018dd712212025-08-20T02:17:19ZengPublic Library of Science (PLoS)PLoS Medicine1549-12771549-16762006-10-01310e40010.1371/journal.pmed.0030400Mortality in pharmacologically treated older adults with diabetes: the Cardiovascular Health Study, 1989-2001.Richard A KronmalJoshua I BarzilayNicholas L SmithBruce M PsatyLewis H KullerGregory L BurkeCurt Furberg<h4>Background</h4>Diabetes mellitus (DM) confers an increased risk of mortality in young and middle-aged individuals and in women. It is uncertain, however, whether excess DM mortality continues beyond age 75 years, is related to type of hypoglycemic therapy, and whether women continue to be disproportionately affected by DM into older age.<h4>Methods and findings</h4>From the Cardiovascular Health Study, a prospective study of 5,888 adults, we examined 5,372 participants aged 65 y or above without DM (91.2%), 322 with DM treated with oral hypoglycemic agents (OHGAs) (5.5%), and 194 with DM treated with insulin (3.3%). Participants were followed (1989-2001) for total, cardiovascular disease (CVD), coronary heart disease (CHD), and non-CVD/noncancer mortality. Compared with non-DM participants, those treated with OHGAs or insulin had adjusted hazard ratios (HRs) for total mortality of 1.33 (95% confidence interval [CI], 1.10 to 1.62) and 2.04 (95% CI, 1.62 to 2.57); CVD mortality, 1.99 (95% CI, 1.54 to 2.57) and 2.16 (95% CI, 1.54 to 3.03); CHD mortality, 2.47 (95% CI, 1.89 to 3.24) and 2.75 (95% CI, 1.95 to 3.87); and infectious and renal mortality, 1.35 (95% CI, 0.70 to 2.59) and 6.55 (95% CI, 4.18 to 10.26), respectively. The interaction of age (65-74 y versus > or =75 y) with DM was not significant. Women treated with OHGAs had a similar HR for total mortality to men, but a higher HR when treated with insulin.<h4>Conclusions</h4>DM mortality risk remains high among older adults in the current era of medical care. Mortality risk and type of mortality differ between OHGA and insulin treatment. Women treated with insulin therapy have an especially high mortality risk. Given the high absolute CVD mortality in older people, those with DM warrant aggressive CVD risk factor reduction.https://journals.plos.org/plosmedicine/article/file?id=10.1371/journal.pmed.0030400&type=printable
spellingShingle Richard A Kronmal
Joshua I Barzilay
Nicholas L Smith
Bruce M Psaty
Lewis H Kuller
Gregory L Burke
Curt Furberg
Mortality in pharmacologically treated older adults with diabetes: the Cardiovascular Health Study, 1989-2001.
PLoS Medicine
title Mortality in pharmacologically treated older adults with diabetes: the Cardiovascular Health Study, 1989-2001.
title_full Mortality in pharmacologically treated older adults with diabetes: the Cardiovascular Health Study, 1989-2001.
title_fullStr Mortality in pharmacologically treated older adults with diabetes: the Cardiovascular Health Study, 1989-2001.
title_full_unstemmed Mortality in pharmacologically treated older adults with diabetes: the Cardiovascular Health Study, 1989-2001.
title_short Mortality in pharmacologically treated older adults with diabetes: the Cardiovascular Health Study, 1989-2001.
title_sort mortality in pharmacologically treated older adults with diabetes the cardiovascular health study 1989 2001
url https://journals.plos.org/plosmedicine/article/file?id=10.1371/journal.pmed.0030400&type=printable
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