Fig. 1From: Concurrent and predictive validity of the Alberta Infant Motor Scale and the Peabody Developmental Motor Scales-2 administered to infants born preterm in NorwayBland–Altman plots of the difference between the AIMS and the PDMS-2 against the average of the Z-scores of the two measures. Mean difference (solid line) and ± 1.96 SD (95% of agreement) (broken lines) at 6- (a) and at 12- months post menstrual age (b)Back to article page