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. 2019 Dec 12;16(2):e12902. doi: 10.1111/mcn.12902

Table 3.

Serial cut‐off values and validity indices of maternal Wt, Ht, and MUAC as an indicator of LBW

Wt Sensitivity Specificity PPV NPV Accuracy AUC P value
50 21.6 91.7 36.5 84.1 79.0 0.57 .005
55 62.5 59.9 25.7 87.8 60.4 0.64 .001
56 67.0 56.2 25.3 88.5 58.1 0.64 .001
57 71.6 51.1 24.5 89.0 54.8 0.63 .001
58 71.6 47.6 23.2 88.3 52.0 0.61 .005
Ht
148 25.0 81.8 23.4 83.0 71.4 0.53 .320
150 39.8 70.1 22.9 83.9 64.6 0.55 .146
152 56.8 56.2 22.4 85.4 56.3 0.57 .056
154 69.3 41.0 20.7 85.7 46.2 0.55 .129
156 80.7 27.6 19.9 86.5 37.3 0.54 .224
MUAC
20 12.6 96.2 42.3 83.3 81.0 0.54 .197
21 24.1 88.8 32.3 84.1 77.1 0.56 .059
22 36.8 74.8 24.4 84.2 67.9 0.56 .091
23 54.0 59.8 22.9 85.5 58.8 0.57 .044
24 71.3 42.0 21.4 86.8 47.3 0.57 .053
25 81.6 31.8 20.9 88.7 40.8 0.57 .050

Abbreviations: AUC, area under the curve; Ht, height; LBW, low birthweight; MUAC, mid‐upper arm circumference (Wt, Ht, and MUAC data of 23.6 ± 6.55 weeks of gestation); NPV, negative predictive value; PPV, positive predictive value; Wt, weight.