Effect of care-delivery delay on the survival of Mexican women with breast cancer

Objective. To estimate the effect of care-delivery delays on survival among women with breast cancer. Materials and methods. A retrospective analysis of 854 women attending 11 hospitals from 2007-2009 was carried out. Kaplan-Meier estimators and a Cox proportional-risk model were employed. Results....

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Bibliographic Details
Main Authors: Angélica Ángeles-Llerenas, Gabriela Torres-Mejía, Eduardo Lazcano-Ponce, Santos Uscanga-Sánchez, Fernando Mainero-Ratchelous, Juan Eugenio Hernández-Ávila, Evangelina Morales-Carmona, Mauricio Hernández-Ávila
Format: Article
Language:English
Published: Instituto Nacional de Salud Pública 2016-03-01
Series:Salud Pública de México
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Online Access:http://www.saludpublica.mx/index.php/spm/article/view/7793
Description
Summary:Objective. To estimate the effect of care-delivery delays on survival among women with breast cancer. Materials and methods. A retrospective analysis of 854 women attending 11 hospitals from 2007-2009 was carried out. Kaplan-Meier estimators and a Cox proportional-risk model were employed. Results. A total of 10.5% of cases were diagnosed in stage I. 82% of sampled women delayed care for more than 67 days between noticing a symptom and initiating treatment. The median time from receipt of results of the mammography to biopsy was 31 days (IQR 14-56). Compared with those who were in quartile I (Q1), survival was lower among those in Q3 and Q4 (HR=1.68, 95%CI 0.94-3.00; HR=1.76, 95% CI 1.04-2.98, respectively). Conclusions. To increase survival, it is suggested that the time between receipt of the mammo- graphy results and diagnostic biopsy be reduced.   DOI: http://dx.doi.org/10.21149/spm.v58i2.7793
ISSN:0036-3634
1606-7916