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Table 2 MUAC cut-off points for the diagnosis of underweight and obesity in adults from eastern Sudan, 2022

From: Mid-upper arm circumference as a substitute for body mass index in the assessment of nutritional status among adults in eastern Sudan

 

Underweight (body mass index<18.5 kg/m2)

Obese (body mass index≥ 30.0 kg/m2)

 

All participants

Females

Males

All participants

Females

Males

Mid-upper arm circumference cut-off

≤ 25.5 cm

≤ 25.5 cm

≤ 25.5 cm

≥ 29.5 cm

≥ 29.5 cm

≥ 29.5 cm

Area under the curve

(95.0% confidence interval)

0.82

(0.78–0.86)

0.83

(0.78–0.87)

0.83

(0.77–0.88)

0.84

(0.78–0.90)

0.84

(0.76–0.91)

0.86

(0.76–0.95)

Youden's index

0.51

0.51

0.51

0.62

0.59

0.64

Sensitivity

96.0

97.0

96.0

70.3

68.9

72.4

Specificity

54.0

54.0

56.0

92.0

91.0

92.2