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História familiar em segundo grau como fator de risco para câncer de mama / Second-degree family history as a risk factor for breast cancer
Souza, Rafael Marques de; Lazzaron, Anderson Rech; Defferrari, Rafael; Borba, Álvaro A; Scherer, Luciana; Frasson, Antônio L.
  • Souza, Rafael Marques de; s.af
  • Lazzaron, Anderson Rech; s.af
  • Defferrari, Rafael; s.af
  • Borba, Álvaro A; s.af
  • Scherer, Luciana; s.af
  • Frasson, Antônio L; s.af
Rev. bras. ginecol. obstet ; 20(8): 469-473, set. 1998. tab
Article in Portuguese | LILACS | ID: lil-454282
RESUMO

Objetivos:

investigar a associação entre história familiar de câncer de mama em segundo grau e o risco de apresentar a doença.

Métodos:

estudo de caso-controle com casos incidentes. Foram avaliados 66 casos e 198 controles selecionados entre mulheres que realizaram mamografia em Serviço Privado de Radiodiagnóstico no período de janeiro de 94 a julho de 97. Casos e controles foram pareados quanto idade, idade da menarca, da primeira gestação e da menopausa, paridade, uso de anticoncepcionais orais e terapia de reposição hormonal.

Resultados:

não houve diferença significativa entre casos e controles em relação a outros fatores de risco que não história familiar em segundo grau. As pacientes com câncer de mama apresentaram maior chance de ter história familiar em segundo grau comparadas aos controles (RC=2,77; IC 95 por cento, 1,03-7,38; p=0,039).

Conclusões:

a neoplasia maligna de mama está associada à presença de história familiar em segundo grau para essa doença.
ABSTRACT

Purpose:

to evaluate the association between second-degree family history of breast cancer and the risk to develop the disease.

Methods:

case-control study of incident cases. Sixty-six incident breast cancer cases and 198 controls were selected among women who were submitted to mammography in a private clinic between January 1994 and July 1997. Cases and controls were paired regarding age, age at menarche, at first live birth, at menopause, parity, oral contraceptives and use of hormonal replacement therapy.

Results:

there was no significant difference between cases and controls regarding all risk factors evaluated, besides second-degree family history. Patients with breast cancer were more likely to have second-degree relatives with breast cancer when compared to controls (OR=2.77; 95 percent CI, 1.03-7.38; p=0.039).

Conclusions:

malignant neoplasm of the breast is significantly associated with a second-degree family history of this disease.
Full text: Available Index: LILACS (Americas) Type of study: Etiology study / Observational study / Risk factors Language: Portuguese Journal: Rev. bras. ginecol. obstet Journal subject: Gynecology / Obstetrics Year: 1998 Type: Article

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Full text: Available Index: LILACS (Americas) Type of study: Etiology study / Observational study / Risk factors Language: Portuguese Journal: Rev. bras. ginecol. obstet Journal subject: Gynecology / Obstetrics Year: 1998 Type: Article