Table 1. AUC for Infant Maltreatment by Mothers.

From: Validation of the Mother-to-Infant Bonding Scale for Infant Maltreatment by Mothers at One Month Postpartum: An Adjunct Study of the Japan Environment and Children’s Study

Infant maltreatment by mothers MIBS-J score MIBS-J_LA score MIBS-J_AR score
AUC AUC AUC
Leaving the baby alone at home 0.526 0.521 0.519
Ignoring the baby when he/she cries 0.602 0.590 0.562
Hitting the baby 0.783 0.694 0.831
Table 2. Sensitivity, Specificity, Youden’s Index, and Distance from the Upper-left Corner for each Cutoff Score on the MIBS-J Anger and Rejection Subscale with reference to “hitting the baby”.

From: Validation of the Mother-to-Infant Bonding Scale for Infant Maltreatment by Mothers at One Month Postpartum: An Adjunct Study of the Japan Environment and Children’s Study

Cutoff score n % Sensitivity Specificity Youden’s Index Distance to the upper-left corner
0 1782 55.3 1.000 0.000 0.000 1.000
1 926 28.7 0.917 0.556 0.473 0.452
2 294 9.1 0.625 0.843 0.468 0.407
3 138 4.3 0.500 0.934 0.434 0.504
4 49 1.5 0.417 0.977 0.394 0.583
5 23 0.7 0.292 0.991 0.283 0.708
6 6 0.2 0.167 0.997 0.164 0.833
7 3 0.1 0.042 0.998 0.040 0.958
8 1 0 0.042 0.999 0.041 0.958
9 1 0 0.042 0.999 0.041 0.958
12 2 0.1 0.000 0.999 −0.001 1.000
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