scholarly journals Ethnic Differences in Breast Cancer Survival: Status and Determinants

2011 ◽  
Vol 7 (6) ◽  
pp. 677-687 ◽  
Author(s):  
Gertraud Maskarinec ◽  
Cherisse Sen ◽  
Karin Koga ◽  
Shannon M Conroy

Ethnic differences in breast cancer survival have been a long-standing concern. The objective of this article is to present relevant studies for all major US racial/ethnic groups including African–Americans, Latinos, Native Americans, Japanese–Americans and Native Hawaiians, and to discuss underlying causes of disparity, In comparison to Caucasian women, African–American women continue to experience the poorest breast cancer–specific survival of all ethnic groups in the USA. The prognosis for Latinos, Native Hawaiians and Native Americans is intermediate, better than for African–Americans but not as good as for Caucasians, whereas Japanese–American women tend to have better outcomes. The following possible contributors to the observed differences are discussed in detail: unfavorable distribution of stage at diagnosis due to low screening rates, limited access to care and treatment, tumor type, comorbidities, socioeconomic status, obesity and physical activity.

2015 ◽  
Vol 26 (12) ◽  
pp. 1813-1824 ◽  
Author(s):  
Sanjeewa Seneviratne ◽  
Ian Campbell ◽  
Nina Scott ◽  
Rachel Shirley ◽  
Tamati Peni ◽  
...  

2007 ◽  
Vol 25 (36) ◽  
pp. 5738-5741 ◽  
Author(s):  
William B. Goggins ◽  
Grace K.C. Wong

Purpose Although racial and ethnic differences in cancer survival in the United States have been studied extensively, little is known about cancer survival in US Pacific Islanders (PIs), a fast-growing and economically disadvantaged minority group. Methods Using data from the US National Cancer Institute's Surveillance, Epidemiology, and End Results (SEER) registries, we compared cause-specific and all-cause survival for female breast, prostate, lung, colorectal, stomach and liver cancer for Native Hawaiians, Samoans, other PIs (including Tongans, Guamanians, and others), African Americans, and Native Americans with non-Hispanic whites using Cox proportional hazards models. Separate models were fitted adjusting for demographic factors only and demographic and disease severity variables. Results Among all groups, Samoans were the most likely to present with advanced disease and had the worst cause-specific survival for all sites considered. Samoans had particularly poor results (adjusted for demographic variables only) for female breast (relative risk [RR] = 3.05; 95% CI, 2.31 to 4.02), colorectal (RR = 1.82; 95% CI, 1.37 to 2.41) and prostate (RR = 4.82; 95% CI, 3.38 to 6.88) cancers. Native Hawaiians and other PIs also had significantly worse cause-specific survival than did non-Hispanic whites for most sites, but generally had better survival than African Americans or Native Americans. Conclusion Much of the survival disadvantage for PI groups appears to be a result of late diagnosis, and thus targeted interventions have much potential to reduce cancer mortality in this group. More research is needed to find explanations for the particularly poor cancer survival for Samoans in the United States.


ISRN Oncology ◽  
2014 ◽  
Vol 2014 ◽  
pp. 1-9 ◽  
Author(s):  
Stacey Martindale ◽  
Awinder Singh ◽  
Hua Wang ◽  
Ashley Steinberg ◽  
Amer Homsi ◽  
...  

Breast cancer survival has significantly improved over the past two decades. However, the diagnosis of breast cancer is lower and the mortality rate remains higher, in African American women (AA) compared to Caucasian-American women. The purpose of this investigation is to analyze postoperative events that may affect breast cancer survival. This is a retrospective analysis of prospectively collected data from The Brooklyn Hospital Center cancer registry from 1997 to 2010. Of the 1538 patients in the registry, 1226 are AA and 269 are Caucasian. The study was divided into two time periods, 1997–2004 (period A) and 2005–2010 (period B), in order to assess the effect of treatment outcomes on survival. During period A, 5-year survival probabilities of 75.37%, 74.53%, and 78.70% were seen among all patients, AA women and Caucasian women, respectively. These probabilities increased to 87.62%, 87.15% and 89.99% in period B. Improved survival in AA women may be attributed to the use of adjuvant chemotherapy, radiation, and hormonal therapy. Improved survival in Caucasian patients was attributed to the use of radiation therapy, as well as earlier detection resulting in more favorable tumor grades and pathological stages.


2020 ◽  
Vol 16 (6) ◽  
pp. e517-e528
Author(s):  
Salma Shariff-Marco ◽  
Libby Ellis ◽  
Juan Yang ◽  
Jocelyn Koo ◽  
Esther M. John ◽  
...  

INTRODUCTION: Racial/ethnic disparities in breast cancer survival are well documented, but the influence of health care institutions is unclear. We therefore examined the effect of hospital characteristics on survival. METHODS: Harmonized data pooled from 5 case-control and prospective cohort studies within the California Breast Cancer Survivorship Consortium were linked to the California Cancer Registry and the California Neighborhoods Data System. The study included 9,701 patients with breast cancer who were diagnosed between 1993 and 2007. First reporting hospitals were classified by hospital type—National Cancer Institute (NCI) –designated cancer center, American College of Surgeons (ACS) Cancer Program, other—and hospital composition of the neighborhood socioeconomic status and race/ethnicity of patients with cancer. Multivariable Cox proportional hazards models adjusted for clinical and patient-level prognostic factors were used to examine the influence of hospital characteristics on survival. RESULTS: Fewer than one half of women received their initial care at an NCI-designated cancer center (5%) or ACS program (38%) hospital. Receipt of initial care in ACS program hospitals varied by race/ethnicity—highest among non-Latina White patients (45%), and lowest among African Americans (21%). African-American women had superior breast cancer survival when receiving initial care in ACS hospitals versus other hospitals (non-ACS program and non–NCI-designated cancer center; hazard ratio, 0.67; 95% CI, 0.55 to 0.83). Other hospital characteristics were not associated with survival. CONCLUSION: African American women may benefit significantly from breast cancer care in ACS program hospitals; however, most did not receive initial care at such facilities. Future research should identify the aspects of ACS program hospitals that are associated with higher survival and evaluate strategies by which to enhance access to and use of high-quality hospitals, particularly among African American women.


2002 ◽  
Vol 12 (7) ◽  
pp. 493-494
Author(s):  
BA Jones ◽  
SV Kasl ◽  
H Soler ◽  
P Van Ness ◽  
C Howe ◽  
...  

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