Table 3

Results of developmental assessments

Ability rangeVineland Adaptive Behaviour Scales adaptive levelN (%)Mullen Scales of Early Learning descriptive categoryN (%)
NormalModerate high2 (2%)Above average/very high3 (3%)
Adequate29 (25%)Average10 (11%)
Moderate low21 (18%)Below average18 (20%)
ImpairedLow–mild42 (36%)Very low57 (65%)