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Internal fat mediates the impact of age on diabetes onset in chinese people between 30 and 44 years old / La grasa interna media en el impacto de la edad sobre la aparición de diabetes en personas chinas de entre 30 y 44 años de edad
Dai, Ningbin; Shi, Qianwen; Hua, Yujie; Guo, Yu; Bian, Zheng; Li, Liming; Chen, Zhengming; Lu, Yan.
Afiliação
  • Dai, Ningbin; Suzhou Center for Disease Control and Prevention. Suzhou. China
  • Shi, Qianwen; Suzhou Center for Disease Control and Prevention. Suzhou. China
  • Hua, Yujie; Suzhou Center for Disease Control and Prevention. Suzhou. China
  • Guo, Yu; Chinese Academy of Medical Sciences. Beijing. China
  • Bian, Zheng; Chinese Academy of Medical Sciences. Beijing. China
  • Li, Liming; Peking University Health Science Center. School of Public Health. Department of Epidemiology. Beijing. China
  • Chen, Zhengming; University of Oxford. Nuffield Department of Population Health. Clinical Trial Service Unit and Epidemiological Studies Unit (CTSU). Oxford. UK
  • Lu, Yan; Suzhou Center for Disease Control and Prevention. Suzhou. China
Endocrinol. diabetes nutr. (Ed. impr.) ; 67(9): 594-601, nov. 2020. graf, tab
Artigo em Inglês | IBECS | ID: ibc-197341
Biblioteca responsável: ES1.1
Localização: BNCS
ABSTRACT

AIMS:

We sought to measure the effect of controlling body fat indexes on decreasing the incidence of type 2 diabetes mellitus (T2DM) mathematically.

METHODS:

Study samples were selected from a well-established cohort in Suzhou, China between 2004 and 2008, comprising 6364 males and 9678 females. The questionnaire contained socio-demographic characteristics, smoking, alcohol consumption, diet, physical activity, personal and family medical history and current medication. Multiple linear regression, Cox regression and mediation analyses were performed to determine the relationship among age, body fat indexes and T2DM onset.

RESULTS:

All the three body fat indexes [the body mass index (BMI), waist-to-hip ratio (WHR) and body fat percentage] showed a significant positive association (P<0.05) with age and T2DM. Significant indirect effects (IE) were detected for age, which were mediated respectively through WHR [IE=1.10, 95%CI 1.07-1.13; P<0.001], the BMI (IE=1.15, 95%CI 1.11-1.18; P<0.001), and body fat percentage (IE=1.09, 95%CI 1.07-1.12; P<0.001). The combined body fat index score demonstrated a significant association with age (P<0.001) and a stronger relationship with the onset of diabetes (P<0.001) along with a significant mediating effect (IE=1.17; 95%CI 1.13-1.22; P<0.001). The total effect of age on T2DM was 1.60 (95%CI 1.21-2.10; P=0.0008). As a result, the three body fat indexes jointly mediated 33.97% of the age impact on diabetes onset.

CONCLUSIONS:

This pilot study revealed important roles for body fat indexes in mediating the age pathway to the onset of diabetes. Controling body fat in the appropriate range could reduce 33.97% of the risk of T2DM onset with increasing age
RESUMEN

OBJETIVOS:

Medir matemáticamente el efecto del control de los índices de grasa corporal en la reducción de la incidencia de diabetes mellitus del tipo 2 (DMT2).

MÉTODOS:

Se obtuvieron durante 2004-2008 muestras para estudio de una cohorte bien establecida de Suzhou, China, formada por 6.364 varones y 9.678 mujeres. Mediante un cuestionario se recogieron los datos de las características sociodemográficas, el tabaquismo, el consumo de alcohol, la dieta, la actividad física, los antecedentes médicos personales y familiares y la medicación en curso. Se realizaron regresión lineal múltiple, regresión de Cox y análisis de mediación para determinar la relación entre edad, índices de grasa corporal y comienzo de la DMT2.

RESULTADOS:

Se halló una asociación positiva significativa (p < 0,05) de 3 índices de grasa corporal (índice de masa corporal [IMC], índice cintura-cadera [ICC] y porcentaje de grasa corporal) con la edad y la DMT2. Se detectaron efectos causales indirectos (EI) significativos de la edad, mediados respectivamente por el ICC (EI 1,10; IC al 95% 1,07-1,13; p < 0,001], el IMC (EI 1,15; IC al 95% 1,11-1,18; p < 0,001) y el porcentaje de grasa corporal (EI 1,09; IC al 95% 1,07-1,12; p < 0,001). La puntuación combinada de los índices de grasa corporal seguía mostrando una asociación significativa con la edad (p < 0,001) y una relación más intensa con el comienzo de la diabetes (p < 0,001), junto con un efecto mediador significativo (EI 1,17; IC al 95% 1,13-1,22; p < 0,001). El efecto total de la edad en la DMT2 era 1,60 (IC 1,21-2,10; p = 0,0008). Como resultado, los 3 índices de grasa corporal fueron los mediadores del 33,97% de los efectos de la edad en el comienzo de la diabetes.

CONCLUSIONES:

Este estudio piloto reveló las importantes funciones de los índices de grasa corporal como mediadores del efecto de la edad en la aparición de la diabetes. El control de la grasa corporal dentro de límites apropiados podría reducir el 33,97% de riesgo de comienzo de la DMT2 con el paso de la edad
Assuntos
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Coleções: Bases de dados nacionais / Espanha Base de dados: IBECS Assunto principal: Índice de Massa Corporal / Projetos Piloto / Estudos de Coortes / Diabetes Mellitus Tipo 2 / Modelos Teóricos Limite: Adulto / Feminino / Humanos / Masculino País/Região como assunto: Ásia Idioma: Inglês Revista: Endocrinol. diabetes nutr. (Ed. impr.) Ano de publicação: 2020 Tipo de documento: Artigo Instituição/País de afiliação: Chinese Academy of Medical Sciences/China / Peking University Health Science Center/China / Suzhou Center for Disease Control and Prevention/China / University of Oxford/UK
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Coleções: Bases de dados nacionais / Espanha Base de dados: IBECS Assunto principal: Índice de Massa Corporal / Projetos Piloto / Estudos de Coortes / Diabetes Mellitus Tipo 2 / Modelos Teóricos Limite: Adulto / Feminino / Humanos / Masculino País/Região como assunto: Ásia Idioma: Inglês Revista: Endocrinol. diabetes nutr. (Ed. impr.) Ano de publicação: 2020 Tipo de documento: Artigo Instituição/País de afiliação: Chinese Academy of Medical Sciences/China / Peking University Health Science Center/China / Suzhou Center for Disease Control and Prevention/China / University of Oxford/UK
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