Changes in Uterine Cancer Incidence Rates in Egypt

Background. Uterine cancer is one of the top-ranking cancers in women with wide international variations in incidence rates. Developed countries have higher incidence rates than the developing countries. Egypt has significantly lower incidence of uterine cancer than other countries in the Middle Eas...

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Main Authors: Saad Alshahrani, Amr S. Soliman, Ahmed Hablas, Mohamed Ramadan, Jane L. Meza, Steven Remmenga, Ibrahim A. Seifeldein, Robert M. Chamberlain
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Obstetrics and Gynecology International
Online Access:http://dx.doi.org/10.1155/2018/3632067
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author Saad Alshahrani
Amr S. Soliman
Ahmed Hablas
Mohamed Ramadan
Jane L. Meza
Steven Remmenga
Ibrahim A. Seifeldein
Robert M. Chamberlain
author_facet Saad Alshahrani
Amr S. Soliman
Ahmed Hablas
Mohamed Ramadan
Jane L. Meza
Steven Remmenga
Ibrahim A. Seifeldein
Robert M. Chamberlain
author_sort Saad Alshahrani
collection DOAJ
description Background. Uterine cancer is one of the top-ranking cancers in women with wide international variations in incidence rates. Developed countries have higher incidence rates than the developing countries. Egypt has significantly lower incidence of uterine cancer than other countries in the Middle East. This study aimed at verifying the incidence rate of uterine cancer and characterizing the demographic and clinical profiles of patients residing in the Gharbiah province in the Nile delta region of Egypt. Methods. Data from 660 uterine cancer patients diagnosed during the period of 1999 to 2010 were abstracted from the Gharbiah Cancer Registry, the only population-based registry in Egypt. The data included age, marital status, number of children, residence, smoking, occupation, date and basis of diagnosis, tumor topography, morphology, stage and grade, and treatment. Crude rate, age-standardized rate (ASR), and age-specific rate were calculated and associated with demographic and clinical characteristics of patients. Results. The study confirmed the low ASR of uterine cancer in Egypt, (4.1 per 100,000 (95% CI: 3.8–4.4)). The incidence rate increased significantly over the 12-year period. The crude rate (CR) was 1.95, 95% CI (1.64–2.25) in 1999–2002; 2.9, 95% CI (2.5–3.2) in 2003–2006; and 3.5, 95% CI (3.1–3.9) in 2007–2010. The rate ratio was 1.5, 95% CI (1.2–1.8) in 2003–2006 and 1.8, 95% CI (1.5–2.2) in 2007–2010 compared to 1999–2002. The majority of patients (83%) were postmenopausal with the highest age-specific rate in the 60–69-year age group (22.07 per 100,000 (95% CI: 19.3–25.2). The majority of patients were diagnosed at early stages (60% localized and 5% regional), had adenocarcinoma (68%), and resided in urban areas (54%). Conclusions. The study confirmed the low incidence rate of uterine cancer in the Gharbiah province of Egypt and significant increase in incidence in recent years. Future studies should focus on verifying the possible effect of hysterectomy on lowering the incidence, the factors related to the changes in rates between rural and urban areas, and the possible impact of nutritional and epidemiologic transitions on the increasing rates.
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spelling doaj-art-b862b6c61dfa4011b1ac237ee4d242f12025-02-03T07:26:03ZengWileyObstetrics and Gynecology International1687-95891687-95972018-01-01201810.1155/2018/36320673632067Changes in Uterine Cancer Incidence Rates in EgyptSaad Alshahrani0Amr S. Soliman1Ahmed Hablas2Mohamed Ramadan3Jane L. Meza4Steven Remmenga5Ibrahim A. Seifeldein6Robert M. Chamberlain7Department of Epidemiology, College of Public Health, University of Nebraska Medical Center, Omaha, NE, USADepartment of Community Health and Social Medicine, School of Medicine, City University of New York, New York, NY, USAGharbiah Cancer Society and Gharbiah Cancer Registry, Tanta 31512, EgyptGharbiah Cancer Society and Gharbiah Cancer Registry, Tanta 31512, EgyptDepartment of Biostatistics, College of Public Health, University of Nebraska Medical Center, Omaha, NE, USADepartment of Obstetrics and Gynecology, University of Nebraska Medical Center, Omaha, NE, USAGharbiah Cancer Society and Gharbiah Cancer Registry, Tanta 31512, EgyptDepartment of Community Health and Social Medicine, School of Medicine, City University of New York, New York, NY, USABackground. Uterine cancer is one of the top-ranking cancers in women with wide international variations in incidence rates. Developed countries have higher incidence rates than the developing countries. Egypt has significantly lower incidence of uterine cancer than other countries in the Middle East. This study aimed at verifying the incidence rate of uterine cancer and characterizing the demographic and clinical profiles of patients residing in the Gharbiah province in the Nile delta region of Egypt. Methods. Data from 660 uterine cancer patients diagnosed during the period of 1999 to 2010 were abstracted from the Gharbiah Cancer Registry, the only population-based registry in Egypt. The data included age, marital status, number of children, residence, smoking, occupation, date and basis of diagnosis, tumor topography, morphology, stage and grade, and treatment. Crude rate, age-standardized rate (ASR), and age-specific rate were calculated and associated with demographic and clinical characteristics of patients. Results. The study confirmed the low ASR of uterine cancer in Egypt, (4.1 per 100,000 (95% CI: 3.8–4.4)). The incidence rate increased significantly over the 12-year period. The crude rate (CR) was 1.95, 95% CI (1.64–2.25) in 1999–2002; 2.9, 95% CI (2.5–3.2) in 2003–2006; and 3.5, 95% CI (3.1–3.9) in 2007–2010. The rate ratio was 1.5, 95% CI (1.2–1.8) in 2003–2006 and 1.8, 95% CI (1.5–2.2) in 2007–2010 compared to 1999–2002. The majority of patients (83%) were postmenopausal with the highest age-specific rate in the 60–69-year age group (22.07 per 100,000 (95% CI: 19.3–25.2). The majority of patients were diagnosed at early stages (60% localized and 5% regional), had adenocarcinoma (68%), and resided in urban areas (54%). Conclusions. The study confirmed the low incidence rate of uterine cancer in the Gharbiah province of Egypt and significant increase in incidence in recent years. Future studies should focus on verifying the possible effect of hysterectomy on lowering the incidence, the factors related to the changes in rates between rural and urban areas, and the possible impact of nutritional and epidemiologic transitions on the increasing rates.http://dx.doi.org/10.1155/2018/3632067
spellingShingle Saad Alshahrani
Amr S. Soliman
Ahmed Hablas
Mohamed Ramadan
Jane L. Meza
Steven Remmenga
Ibrahim A. Seifeldein
Robert M. Chamberlain
Changes in Uterine Cancer Incidence Rates in Egypt
Obstetrics and Gynecology International
title Changes in Uterine Cancer Incidence Rates in Egypt
title_full Changes in Uterine Cancer Incidence Rates in Egypt
title_fullStr Changes in Uterine Cancer Incidence Rates in Egypt
title_full_unstemmed Changes in Uterine Cancer Incidence Rates in Egypt
title_short Changes in Uterine Cancer Incidence Rates in Egypt
title_sort changes in uterine cancer incidence rates in egypt
url http://dx.doi.org/10.1155/2018/3632067
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