Timing of Antiretroviral Therapy Initiation and Risk of Cancer Among Persons Living With Human Immunodeficiency Virus.
HIV
antiretroviral therapy
cancer
causal inference
epidemiology
Journal
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America
ISSN: 1537-6591
Titre abrégé: Clin Infect Dis
Pays: United States
ID NLM: 9203213
Informations de publication
Date de publication:
01 06 2021
01 06 2021
Historique:
received:
26
03
2020
accepted:
20
07
2020
pubmed:
14
8
2020
medline:
3
7
2021
entrez:
14
8
2020
Statut:
ppublish
Résumé
Persons living with human immunodeficiency virus (HIV; PLWH) experience a high burden of cancer. It remains unknown which cancer types are reduced in PLWH with earlier initiation of antiretroviral therapy (ART). We evaluated AIDS-free, ART-naive PLWH during 1996-2014 from 22 cohorts participating in the North American AIDS Cohort Collaboration on Research and Design. PLWH were followed from first observed CD4 of 350-500 cells/µL (baseline) until incident cancer, death, lost-to-follow-up, or December 2014. Outcomes included 6 cancer groups and 5 individual cancers that were confirmed by chart review or cancer registry linkage. We evaluated the effect of earlier (in the first 6 months after baseline) versus deferred ART initiation on cancer risk. Marginal structural models were used with inverse probability weighting to account for time-dependent confounding and informative right-censoring, with weights informed by subject's age, sex, cohort, baseline year, race/ethnicity, HIV transmission risk, smoking, viral hepatitis, CD4, and AIDS diagnoses. Protective results for earlier ART were found for any cancer (adjusted hazard ratio [HR] 0.57; 95% confidence interval [CI], .37-.86), AIDS-defining cancers (HR 0.23; 95% CI, .11-.49), any virus-related cancer (HR 0.30; 95% CI, .16-.54), Kaposi sarcoma (HR 0.25; 95% CI, .10-.61), and non-Hodgkin lymphoma (HR 0.22; 95% CI, .06-.73). By 15 years, there was also an observed reduced risk with earlier ART for virus-related NADCs (0.6% vs 2.3%; adjusted risk difference -1.6; 95% CI, -2.8, -.5). Earlier ART initiation has potential to reduce the burden of virus-related cancers in PLWH but not non-AIDS-defining cancers (NADCs) without known or suspected viral etiology.
Sections du résumé
BACKGROUND
Persons living with human immunodeficiency virus (HIV; PLWH) experience a high burden of cancer. It remains unknown which cancer types are reduced in PLWH with earlier initiation of antiretroviral therapy (ART).
METHODS
We evaluated AIDS-free, ART-naive PLWH during 1996-2014 from 22 cohorts participating in the North American AIDS Cohort Collaboration on Research and Design. PLWH were followed from first observed CD4 of 350-500 cells/µL (baseline) until incident cancer, death, lost-to-follow-up, or December 2014. Outcomes included 6 cancer groups and 5 individual cancers that were confirmed by chart review or cancer registry linkage. We evaluated the effect of earlier (in the first 6 months after baseline) versus deferred ART initiation on cancer risk. Marginal structural models were used with inverse probability weighting to account for time-dependent confounding and informative right-censoring, with weights informed by subject's age, sex, cohort, baseline year, race/ethnicity, HIV transmission risk, smoking, viral hepatitis, CD4, and AIDS diagnoses.
RESULTS
Protective results for earlier ART were found for any cancer (adjusted hazard ratio [HR] 0.57; 95% confidence interval [CI], .37-.86), AIDS-defining cancers (HR 0.23; 95% CI, .11-.49), any virus-related cancer (HR 0.30; 95% CI, .16-.54), Kaposi sarcoma (HR 0.25; 95% CI, .10-.61), and non-Hodgkin lymphoma (HR 0.22; 95% CI, .06-.73). By 15 years, there was also an observed reduced risk with earlier ART for virus-related NADCs (0.6% vs 2.3%; adjusted risk difference -1.6; 95% CI, -2.8, -.5).
CONCLUSIONS
Earlier ART initiation has potential to reduce the burden of virus-related cancers in PLWH but not non-AIDS-defining cancers (NADCs) without known or suspected viral etiology.
Identifiants
pubmed: 32785640
pii: 5876705
doi: 10.1093/cid/ciaa1046
pmc: PMC8315132
doi:
Types de publication
Journal Article
Research Support, N.I.H., Extramural
Research Support, N.I.H., Intramural
Research Support, Non-U.S. Gov't
Research Support, U.S. Gov't, P.H.S.
Langues
eng
Sous-ensembles de citation
IM
Pagination
1900-1909Subventions
Organisme : NIDA NIH HHS
ID : F31 DA037788
Pays : United States
Organisme : NIAID NIH HHS
ID : P30 AI110527
Pays : United States
Organisme : NIAID NIH HHS
ID : K01 AI131895
Pays : United States
Organisme : NHLBI NIH HHS
ID : U01 HL146241
Pays : United States
Organisme : NCRR NIH HHS
ID : UL1 RR024131
Pays : United States
Organisme : NIAID NIH HHS
ID : P30 AI027757
Pays : United States
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Pays : United States
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Pays : United States
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Pays : United States
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Organisme : NCI NIH HHS
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Organisme : NIMH NIH HHS
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Pays : United States
Organisme : NEI NIH HHS
ID : U10 EY008057
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Organisme : NIDA NIH HHS
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Organisme : NCI NIH HHS
ID : N02CP55504
Pays : United States
Organisme : NIA NIH HHS
ID : R01 AG053100
Pays : United States
Organisme : NIAID NIH HHS
ID : F31 AI124794
Pays : United States
Organisme : NHLBI NIH HHS
ID : U01 HL146202
Pays : United States
Organisme : NIAAA NIH HHS
ID : U24 AA020794
Pays : United States
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ID : P30 AI094189
Pays : United States
Organisme : NIMHD NIH HHS
ID : G12 MD007583
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ID : UL1 TR001863
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ID : U01 AA013566
Pays : United States
Organisme : NHLBI NIH HHS
ID : U01 HL146205
Pays : United States
Organisme : NCATS NIH HHS
ID : UL1 TR002378
Pays : United States
Organisme : NIDA NIH HHS
ID : K24 DA000432
Pays : United States
Organisme : NEI NIH HHS
ID : U10 EY008067
Pays : United States
Organisme : NIAID NIH HHS
ID : K01 AI093197
Pays : United States
Organisme : NIMHD NIH HHS
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Pays : United States
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Pays : United States
Organisme : NHLBI NIH HHS
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Pays : United States
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ID : U01 AI038858
Pays : United States
Organisme : NIDA NIH HHS
ID : R01 DA011602
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ID : UM1 AI068634
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Organisme : NHLBI NIH HHS
ID : U01 HL146204
Pays : United States
Organisme : NIAID NIH HHS
ID : U01 AI069434
Pays : United States
Organisme : CIHR
Pays : Canada
Organisme : NHLBI NIH HHS
ID : U01 HL146192
Pays : United States
Organisme : NCATS NIH HHS
ID : UL1 TR000083
Pays : United States
Organisme : NIAID NIH HHS
ID : P30 AI027763
Pays : United States
Organisme : NIAAA NIH HHS
ID : R01 AA016893
Pays : United States
Organisme : NHLBI NIH HHS
ID : U01 HL146208
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ID : K08 CA230170
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Organisme : NHLBI NIH HHS
ID : U01 HL146203
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Organisme : NEI NIH HHS
ID : K23 EY013707
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Organisme : NCATS NIH HHS
ID : UL1 TR000004
Pays : United States
Organisme : Intramural NIH HHS
ID : Z01 CP010176
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Organisme : NCATS NIH HHS
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Pays : United States
Organisme : NIAID NIH HHS
ID : U01 AI068634
Pays : United States
Organisme : NIAID NIH HHS
ID : R24 AI067039
Pays : United States
Informations de copyright
© The Author(s) 2020. Published by Oxford University Press for the Infectious Diseases Society of America. All rights reserved. For permissions, e-mail: journals.permissions@oup.com.
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