Sensitivity | Specificity | Positive predictive value | Negative predictive value | |||||
% | 95% CI | % | 95% CI | % | 95% CI | % | 95% CI | |
Wasting by MUAC-125 | 17.98 | 16.33 to 19.73 | 97.49 | 97.18 to 97.78 | 57.87 | 54.15 to 61.50 | 86.12 | 85.87 to 86.37 |
Wasting by MUAC-138 | 69.76 | 67.71 to 71.76 | 75.64 | 74.81 to 76.45 | 35.42 | 34.42 to 36.44 | 92.89 | 92.43 to 93.32 |
Wasting by MUAC–HZ | 26.04 | 24.13 to 28.02 | 97.40 | 97.08 to 97.70 | 65.62 | 62.43 to 68.67 | 87.37 | 87.08 to 87.65 |
Wasting by MUAC–UALG | 39.43 | 37.29 to 41.59 | 92.71 | 92.20 to 93.20 | 50.89 | 48.72 to 53.06 | 88.88 | 88.52 to 89.22 |
Weight-for-height Z-score <−2 was used as reference standard.
MUAC-125, mid-upper-arm circumference <125 mm; MUAC-138, mid-upper-arm circumference <138 mm; MUAC–HZ, MUAC–height Z-score; MUAC–UALG, mid-upper-arm circumference by upper arm length group.