Path analysis predicting Infant Bayley Motor Scales score by continuous antenatal predictors (Model 2). For more details see Additional file 2. Single-headed solid arrows represent the direct of the statistically significant paths. Bold path coefficients are the linear regression coefficients. Coefficients in italics are converted odds ratios. CMD: Common mental disorders. EPDS: Edinburgh Postnatal Depression Scale score. W1: Wave 1 (early pregnancy). W2: Wave 2 (late pregnancy).