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Table 3 BMI cut-offs for fitness, athlete and essential body fat percent for Ethiopian adults

From: Optimal cut-off for obesity and markers of metabolic syndrome for Ethiopian adults

Sex Level of BF% AUC(95%CI) Optimal BMI cut-off Sensitivity Specificity Youden index Satd.err P
Male Fitness 0.88(0.84, 0.92) 21.5 92.0 73.4 65.5 0.021 < 0.001
Athletic 0.86(0.81, 0.91) 20.9 90.0 69.6 59.6 0.026 < 0.001
Essential fat 0.99(0.98, 1.00) 15.5 100.0 99.0 99.0 0.05 0.09
Female Fitness 0.94(0.91, 0.97) 22.0 100.0 82.0 77.0 0.015 < 0.001
Athletic 0.93(0.90, 0.97) 21.9 100.0 75.9 75.9 0.017 < 0.001
Essential fat 0.99(0.84, 1.00) 20.6 100.0 82.5 82.5 0.012 0.042
  1. The subjects were categorized into the following three groups based on their body fat percent according to American Council on Exercise (ACE) [33]: For females: Essential Fat (10–13%), Athletes (14–20%), Fitness (21–24%). For males: Essential Fat (2–5%), Athletes (6–13%), and Fitness (14–17%)
  2. AUC Area under the curve, BF% body fat percent