Jurnal Media Gizi Indonesia (MGI)
Vol. 18 No. 1 (2023): MEDIA GIZI INDONESIA (NATIONAL NUTRITION JOURNAL)

Three Body Mass Index Classification Comparison In Predicting Hypertension Among Middle-Aged Indonesians

Tri Sutanti Puji Hartati (Universitas Airlangga, Indonesia)
Emyr Reisha Isaura (Department of Nutrition, Faculty of Public Health, Airlangga University, Surabaya, Indonesia)



Article Info

Publish Date
31 Jan 2023

Abstract

Cardiovascular disease is one of the severe causes of death in low-middle-income countries. Being overweight and obese relates to a higher risk of hypertension, which further increases the risk of CVD. Therefore, determining body mass index (BMI) cut-off points is essential to provide a new scale for early and accurate screening. This study aimed to compare three classifications of BMI defined by WHO, Indonesia, and Asian criteria in predicting hypertension in middle-aged Indonesians. We used the 2014 Indonesian Family Life Survey data and included a total sample of 9737 respondents aged 40-60-year-old. We compared values (specificity, sensitivity, negative and positive predictive value, false-positive rate, negative and positive likelihood ratio, Youden index, and prevalence) of three BMI criteria (WHO, Indonesian, and Asian) between groups (Group 1: normal BMI vs overweight + obese BMI; group 2: normal + overweight BMI vs obese BMI) to determine the cut-off points of BMI related to hypertension. The hypertension prevalence was significantly higher in women (48.3%) than in men (42.0%). Respondents’ BMI was positively associated with hypertension.  The Asian BMI classification showed better sensitivity, specificity, PPV, NPV, FPR, LR+, LR-, and Youden index in group 1 than in group 2. Thus, this study proposed a fitted BMI cut-off point for overweight was ≥23 kg/m2 and for obesity was ≥25 kg/m2 as the early screening of overweight and obesity related to hypertension among the middle-aged population in Indonesia.

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