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Table 4 Characteristics of children who underwent diagnostic assessment (N = 559)

From: Prevalence and cumulative incidence of autism spectrum disorders and the patterns of co-occurring neurodevelopmental disorders in a total population sample of 5-year-old children

 aHigh-risk (HR)bLow-risk (LR)HR + LR
 ASDNo ASDTotalASDNo ASDTotal 
 (N = 59)(N = 59)(N = 118)(N = 28)(N = 413)(N = 441)(N = 559)
 N (%)N (%)N (%)N (%)N (%)N (%)N
Male38 (64.4)42 (71,2)80 (67.8)22 (78.6)223 (54.0)245 (55.6)325 (58.1)
ADHD33 (55.9)16 (27.1)49 (41.5)11 (39.3)108 (26.2)119 (27.0)168 (30.1)
DCD40 (67.8)34 (57.6)74 (62.7)15 (53.6)120 (29.1)135 (30.6)209 (37.4)
ID28 (47.5)15 (25.4)43 (36.4)4 (14.3)22 (5.3)26 (5.9)69 (12.3)
BIF9 (15.3)14 (23.7)23 (19.5)9 (32.1)67 (16.2)76 (17.2)99 (17.7)
  1. ADHD attention deficit hyperactivity disorder, ASD autism spectrum disorder, BIF borderline intellectual functioning, DCD developmental coordination disorder, ID intellectual disability
  2. aHigh-risk refers to children who had a history of developmental interventions prior to the study year
  3. bLow-risk refers to children without any these interventions prior to the study year