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( Deok Yun Ju ),( Yong Kyun Cho ),( Woon Je Heo ),( Won Seok Choi ),( Jung Ho Park ),( Hong Joo Kim ),( Dong Il Park ),( Chong Sohn ),( Woo Kyu Jeon ),( Byung Ik Kim ) 대한간학회 2012 춘·추계 학술대회 (KASL) Vol.2012 No.-
Background: Waist circumference (WC) is a valuable component of metabolic syndrome. Waist circumference is related to insulin resistance (IR) and nonalcoholic fatty liver disease (NAFLD). The purpose of this study was to examine the association between waist circumference and IR , NAFLD in apparently healthy Korean subjects. Methods: After exclusion criteria, 9159 (5052men, 4107 women) subjects who participated in comprehensive health checkup program enrolled this study. Cross-sectional study was performed. IR was evaluated by the homeostasis model assessment of insulin resistance (HOMA-IR) and IR was considered with HOMA-IR>2. NAFLD was presented by ultrasonographic finding. We considered alanine aminotransferase (ALT) elevated if above the upper normal limit (>40IU/L in men, >35IU/L in women). Logistic regression analysis was performed to evaluate the odds ratio in NAFLD, IR and ALT according to the categorized levels of the waist circumference. Results: NAFLD was found in 27.9% (82.6% men, 17.4% women) of the subjects. IR was 17.2% (68.1% men, 31.9% women), elevated ALT was 10% (83% men, 17% women) of subject. After adjusted for confounding factor, the prevalence of NAFLD, IR and elevated ALT was significant associated with increasing quartile of waist circumference. (highest quartile in NAFLD; OR 15.539 [95% CI 12.687-19.033] in men, 23.918[95% CI 23.918 - 99.288] in women, p<0.001), (highest quartile in IR ; OR 17.576[95% CI 13.283-23.255] in men, 11.078[95% CI 7.813-15.708] in women, p<0.001) (highest quartile in elevated ALT ; OR 7.952[95% CI 6.046-10.459] in men, 8.487[95% CI 4.679-15.395] in women p<0.001) Conclusion: Waist circumference is contribute to IR and NAFLD in apparent healthy Korean subjects. So waist circumference may be a most important factor of developing IR and NAFLD.
( Deok Yun Ju ),( Yong Kyun Cho ),( Woon Je Heo ),( Won Seok Choi ),( Jung Ho Park ),( Hong Joo Kim ),( Dong Il Park ),( Chong Il Sohn ),( Woo Kyu Jeon ),( Byung Ik Kim ) 대한간학회 2012 춘·추계 학술대회 (KASL) Vol.2012 No.1
Background: Waist circumference (WC) is a valuable component of metabolic syndrome. Waist circumference is related to insulin resistance (IR) and nonalcoholic fatty liver disease (NAFLD). The purpose of this study was to examine the association between waist circumference and IR , NAFLD in apparently healthy Korean subjects. Methods: After exclusion criteria, 9159 (5052men, 4107 women) subjects who participated in comprehensive health checkup program enrolled this study. Cross-sectional study was performed. IR was evaluated by the homeostasis model assessment of insulin resistance (HOMA-IR) and IR was considered with HOMA-IR>2. NAFLD was presented by ultrasonographic finding. We considered alanine aminotransferase (ALT) elevated if above the upper normal limit (>40IU/L in men, >35IU/L in women). Logistic regression analysis was performed to evaluate the odds ratio in NAFLD, IR and ALT according to the categorized levels of the waist circumference. Results: NAFLD was found in 27.9% (82.6% men, 17.4% women) of the subjects. IR was 17.2% (68.1% men, 31.9% women), elevated ALT was 10% (83% men, 17% women) of subject. After adjusted for confounding factor, the prevalence of NAFLD, IR and elevated ALT was significant associated with increasing quartile of waist circumference. (highest quartile in NAFLD; OR 15.539 [95% CI 12.687?19.033] in men, 23.918[95% CI 23.918 ? 99.288] in women, p<0.001), (highest quartile in IR ; OR 17.576[95% CI 13.283?23.255] in men, 11.078[95% CI 7.813?15.708] in women, p<0.001) (highest quartile in elevated ALT ; OR 7.952[95% CI 6.046?10.459] in men, 8.487[95% CI 4.679-15.395] in women p<0.001) Conclusion: Waist circumference is contribute to IR and NAFLD in apparent healthy Korean subjects. So waist circumference may be a most important factor of developing IR and NAFLD.