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MUAC cutoffs corresponding to BMI cutoffs, determined by different methods of ROC curve analysis. Women's nutrition study, Bihar, 2016.
| Body mass index (kg/m2) cutoff | Mid-upper arm circumference (cm) cutoff (from different methods) |
||
|---|---|---|---|
| Youden's J statistic | Minimized distance to (0,1) point in the ROC curve | Sensitivity-specificity equality | |
| 18.5 | 23.2 | 23.2 | 23.0 |
| 23 | 26.0 | 26.0 | 26.0 |
| 25 | 27.3 | 27.3 | 27.0 |
| 30 | 30.5 | 30.5 | 26.0 |
ROC, receiver operating characteristic; MUAC, mid-upper arm circumference.
