Abstract
Rights: UNKNOWN · https://www.elsevier.com/tdm/userlicense/1.0/ · Source: journal-auto-sync:external:CROSSREF_ISSN
Britt C Reid, Anthony J Alberg, Ann C Klassen, R.Gary Rozier, Isabel Garcia, Deborah M Winn, Jonathan M Samet
Abstract
Rights: UNKNOWN · https://www.elsevier.com/tdm/userlicense/1.0/ · Source: journal-auto-sync:external:CROSSREF_ISSN
Authors
Institutions
No ROR-resolved institution is linked to this work yet.
Provenance
crossref
Confidence 100%
pubmed
Confidence 98%
No local reference links have been materialized yet.
No local citing links have been materialized yet.
Use of comorbidity scores for control of confounding in studies using administrative databases
10.1093/ije/29.5.891 · 2000
Validation of a combined comorbidity index [see comments]
10.1016/0895-4356(94)90129-5 · 1994
A new method of classifying prognostic comorbidity in longitudinal studies
10.1016/0021-9681(87)90171-8 · 1987
The importance of classifying initial co-morbidity in evaluating the outcome of diabetes mellitus
10.1016/0021-9681(74)90017-4 · 1974
Comparing comorbid-illness indices assessing outcome variation
10.1007/bf02603483 · 1996
Comorbidity measurement in elderly female breast cancer patients with administrative and medical records data
10.1016/s0895-4356(97)00050-4 · 1997
Does comorbid disease interact with cancer? An epidemiologic analysis of mortality in a cohort of elderly breast cancer patients
10.1093/gerona/53a.5.m372 · 1998
The impact of comorbidity and age on survival with laryngeal cancer
10.1177/014556139907800813 · 1999
Validation of the Charlson comorbidity index in patients with head and neck cancer: a multi-institutional study
10.1097/00005537-199711000-00009 · 1997
Adapting a clinical comorbidity index for use with ICD-9-CM administrative databases
unpaywall
Confidence 95%
datacite
Confidence 0%
10.1016/0895-4356(92)90133-8 · 1992
Evaluation of two competing methods for calculating Charlson's comorbidity index when analyzing short-term mortality using administrative data
10.1016/s0895-4356(97)00091-7 · 1997
New clinical severity staging system for cancer of the larynx. Five-year survival rates
10.1177/000348949410300201 · 1994
Clinical-severity staging system for oropharyngeal cancer: five-year survival rates
10.1001/archotol.1997.01900100094013 · 1997
Clinical-severity staging system for oral cavity cancer
10.1016/s0194-5998(99)70367-0 · 1999
Unresolved referenced work
Kept as external metadata until matched
Potential for cancer related health services research using a linked Medicare-tumor registry database
10.1097/00005650-199308000-00006 · 1993
Unresolved referenced work
Kept as external metadata until matched
A plain man's guide to the proportional hazards model
1982
Unresolved referenced work
Kept as external metadata until matched
Unresolved referenced work
1998
Unresolved referenced work
Kept as external metadata until matched
No additional external references are available.