Table 1

Socioeconomic and demographic information for wave 1 Cerebra 1000 Families sample: child with ID

Child age range (years)4.01–15.92
Child age: mean (SD) (years)9.01 (2.93)
 Missing age n175 (14.8%)
Child gender
 n of males732 (61.8%)
 n of females320 (27.0%)
 Missing gender n132 (11.1%)
Parental caregiver reported ID level
 Severe-to-profound ID501 (42.3%)
 Mild-to-moderate ID500 (42.2%)
 Missing information183 (15.5%)
Parental caregiver reported autism diagnosis of child539 (45.5%)
Down syndrome161 (13.6%)
Cerebral palsy87 (7.3%)
Child has a visual impairment
 Yes283 (23.9%)
 No719 (60.7%)
 Missing information182 (15.4%)
Child has a hearing impairment
 Yes164 (13.9%)
 No847 (71.5%)
 Missing information173 (14.6%)
Child has epilepsy
 Yes148 (12.5%)
 No861 (72.7%)
 Missing information175 (14.8%)
Child has mobility problems
 Yes584 (49.3%)
 No422 (35.6%)
 Missing information178 (15.0%)
Child has other physical health problems
 Yes485 (41%)
 No523 (44.2%)
 Missing information176 (14.9%)
Vineland adaptive behaviour composite
 Mean (SD)57.97 (11.14)
 Total responses640 (54.1%)
 Missing information544 (45.9%)
Vineland communication standard score
 Mean (SD)62.02 (13.63)
 Total responses642 (54.2%)
 Missing information542 (45.8%)
Vineland daily living skills standard score
 Mean (SD)57.53 (12.41)
 Total responses643 (54.3%)
 Missing information541 (45.7%)
Vineland socialisation standard score
 Mean (SD)59.24 (12.40)
 Total responses643 (54.3%)
 Missing information541 (45.7%)
Type of school
 n of children attending special school463 (39.1%)
 n of children attending mainstream school333 (28.1%)
 n of children attending mainstream school in either a special unit or special educational needs provision151 (12.8%)
 Missing information178 (15.0%)
  • ID, intellectual disability.