The respective tests and scales used in the separate cohorts before harmonisation
| Cognitive function | Psychomotor function | |||||
| Cognitive function | Verbal cognition | Non-verbal cognition | Psychomotor function | Gross motor | Fine motor | |
| BiB, UK | ||||||
| British Picture Vocabulary Scale66 | x | |||||
| Clinical Kinematic Assessment Tool67 | x | |||||
| EDEN, France | ||||||
| Weschler Preschool and Primary Scale of Intelligence68 | x | x | x | |||
| Peg moving task69 | x | |||||
| INMA, Spain | ||||||
| McCarthy Scales of Children’s Abilities70 | X | X | X | X | X | X |
| MoBa, Norway | ||||||
| Child Development Inventory71 | X | X | X | X | ||
| RHEA, Greece | ||||||
| McCarthy Scales of Children’s Abilities70 | x | x | x | x | x | x |
BiB, Born in Bradford; EDEN, Étude des Déterminants pré et postnatals du dévelopment et de la santé de l’Enfant; INMA, INfancia y Medio Ambiente; RHEA, Mother Child Cohort Study.