Table 3.
Specificity, correlation coefficients and the area under the receiver operating characteristic curve (AUROC) from different studies on underweight adolescents using mid-upper arm circumference and body mass index Z-scores.
| Study years/country | Total | Male | Female | Age | MUAC cut-off, cm | Youden’s Index | Sensitivity | Specificity | AUROCC | r |
|---|---|---|---|---|---|---|---|---|---|---|
| (11) (Ethiopia) | 851 | 456 | 395 | 15–19 | M 23.3 F 22.6 |
M 0.64 F 0.88 |
M 87.9 F 100.0 |
M 75.9 F 88·2 |
M = 0.90 F = 0·97 |
0.81 |
| (21) (Tanzania) | 154 | 62 | 92 | 10–14 15–17 |
16.0–18.5 18.5–22.0 |
40.0 | 92.5 | M = 0.459 F = 0.846 |
||
| (8) (India) | 106,208 | 14,893 | 91,315 | 15–19 | ≤22.00 | 6.6 | 99.1 | M = 0.54 F = 0.55 |
||
| (12) (India) | 2,492 | 2,492 | 10–14 | ≤19.4 | 0·59 | 84·0 | 75·4 | 0·86 | 0·780 | |
| (12) (India) | 2,136 | 2,136 | 15–19 | ≤21.6 | 0·68 | 81·4 | 87·1 | 0·91 | 0·780 | |
| (14) (India) | 31,471 | 16,158 | 15,313 | 10–19 | M 21.9 F 20.4 |
– | – | – | – | 0.810 |
| 10–14 | M 19.2 F 19.4 |
M 0.51 F 0.59 |
M 82.2 F 87.7 |
M 68.9 F 70.9 |
M 0.77 F 0.79 |
|||||
| 15–19 | M 22.9 F 21.7 |
M 0.57 F 0.66 |
M 81.9 F 87.9 |
M 75.1 F 77.8 |
M 0.82 F 0.84 |
|||||
| (22) (Turkey) | 626 | 307 | 319 | 10–13 | M 20.50 F 20.50 |
M 60.9 F 45.8 |
M 87.4 F 87.8 |
M 0.791 F 0.748 |
M, males; F, female; MUAC, mid upper arm circumference; AUROCC, Area Under the Receiver Operating Characteristics Curve; YI, Youden’s Index; r, correlation coefficient.