Table 4 Likelihood ratios and diagnostic odds ratio for the different anthropometric measurements for predicting LBW at selected cut-off points
Cut-off (cm) | Positive likelihood ratio (95% CI) | Negative likelihood ratio (95% CI) | Diagnostic odds ratio (+LR/-LR) | |
|---|---|---|---|---|
Head circumference (HC) | 33.3 | 4.68 | 0.21 | 22.4 |
(3.88–5.7) | (0.03–0.34) | |||
Foot length (FL) | 7.9 | 5.41 | 0.07 | 77.3 |
(4.52–6.47) | (0.03–0.17) | |||
Mid upper arm circumference (MUAC) | 10.1 | 4.76 | 0.09 | 52.9 |
(4.02–5.65) | (0.04–0.19) | |||
Thigh circumference (TC) | 15.7 | 4.98 | 0.11 | 45.3 |
(4.16–5.96) | (0.06–0.22) | |||
Chest circumference (CC) | 31.0 | 8.71 | 0.09 | 97.1 |
(6.89–11.0) | (0.04–0.19) |