Assessment between Body Mass Index and the most prevalent malignant neoplasms in a Philanthropic Hospital in Vitória, Brazil

Abstract

Avaliar a relação entre o Índice de Massa Corporal (IMC) e as neoplasias malignas em um Hospital Filantrópico de Vitória, Brasil. Estudo transversal realizado com 1.325 pacientes diagnosticados com câncer entre 2021 e 2023. O IMC foi categorizado em eutrófico, sobrepeso e obesidade. Realizou-se análise descritiva, Teste do χ2 de Pearson e Regressão de Poisson com variância robusta para análises univariada e multivariada. Pela análise multivariada, observou-se maior prevalência do câncer de próstata e mama no sobrepeso e de endométrio, mama, rim e vesícula biliar, além de diminuição da prevalência de cavidade oral e colo uterino no grupo com obesidade. Ocorreu associação entre categorias do IMC e câncer de cavidade oral, esôfago e pulmão em eutrófico, colorretal e próstata no sobrepeso, endométrio, glândula tireoide, mama, ovário, rim e vesícula biliar na obesidade. O excesso de peso foi associado a maior prevalência de alguns tumores malignos no sobrepeso e na obesidade, o que reforça o papel do IMC como um indicador epidemiológico relevante em pacientes com câncer.To evaluate the relationship between Body Mass Index (BMI) and malignant neoplasms in a philanthropic hospital in Vitória, Brazil. This cross sectional study included 1,325 patients diagnosed with cancer between 2021 and 2023. BMI was categorized as normal weight, overweight, and obesity. Descriptive analyses were performed, followed by Pearson’s χ² test and Poisson regression with robust variance for univariate and multivariate analyses. In the multivariate analysis, higher prevalence of prostate and breast cancer was observed among individuals with overweight, and higher prevalence of endometrial, breast, kidney, and gallbladder cancers, as well as lower prevalence of oral cavity and cervical cancer, among individuals with obesity. Associations  between BMI categories and malignant neoplasms were also identified: oral cavity, esophageal, and lung cancers in normal-weight individuals, colorectal and prostate cancers in overweight and endometrial, thyroid, breast, ovarian, kidney, and gallbladder cancers in obesity. Excess body weight was associated with greater prevalence of several malignant tumors, reinforcing the role of BMI as a relevant epidemiological indicator in cancer patients

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