“…The 14 subscales include activity level, cuddliness, fear, sadness, high‐intensity pleasure, low‐intensity pleasure, approach, smiling and laughter, falling reactivity, duration of orienting, perceptual sensitivity, distress to limitations, vocal reactivity, and soothability. The IBQ‐R has been found to form three hierarchical factors: Negative Affectivity, Regulatory Capacity/Orienting (Regulation), and Positive Emotionality/Surgency (Bayly & Gartstein, ; Gartstein, Bell, & Calkins, ). As prior evidence indicates that prenatal mood state is particularly associated with negative affectivity (Blair, Glynn, Sandman, & Davis, ; Pluess et al., ) and dysregulation (Babineau et al., ; Gutteling et al., ), we focused on the Negative Affectivity and Regulation factors, but not Positive Emotionality/Surgency.…”