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Table 2 ABC-C domain scores and mental health status over 12 months in ASD+ participants

From: Clinical and cost effectiveness of staff training in the delivery of Positive Behaviour Support (PBS) for adults with intellectual disabilities, autism spectrum disorder and challenging behaviour - randomised trial

ABC-CDescriptiveAnalysis over 12 months
Baseline6 Months12 MonthsNsuOdds Ratio/Difference95% CI
Mean (SD)Mean (SD)Mean (SD)
Total score
 TAU74.4 (30.1)66.4 (33.3)63.6 (28.9)107−2.10(−11.3, 7.13)
 Intervention65.5 (28.1)59.2 (31.8)57.5 (30.8)   
Irritability
 TAU22.2 (10.9)18.5 (10.7)18.1 (10.6)   
 Intervention19.6 (11.2)16.8 (11.2)17.4 (10.7)1070.56(−2.11, 3.22)
Lethargy
 TAU16.5 (9.9)16.6 (10.0)15.4 (10.2)107−1.93(−5.16, 1.29)
 Intervention13.5 (7.9)13.2 (9.6)12.4 (10.3)   
Stereotypy
 TAU7.6 (5.2)6.9 (5.7)6.8 (5.0)107−0.36(−1.74, 1.01)
 Intervention7.1 (5.3)6.5 (5.8)5.9 (5.7)   
Hyperactivity
 TAU23.1 (10.7)20.4 (12.0)19.2 (10.0)107−0.02(−3.16, 3.11)
 Intervention20.3 (9.5)18.6 (11.5)17.9 (10.8)   
Inappropriate speech   107−0.014(−1.31, 1.03)
TAU5.0 (4.4)4.2 (4.3)4.0 (4.1)   
Intervention5.1 (4.3)4.1 (4.0)4.0 (3.7)   
Mini-PASADDN (%)N (%)N (%)   
Common mental disorder (CMD)
 TAU29 (45)23 (40)26 (42)1051.00(0.338, 2.97)
 Intervention23 (50)20 (48)16 (38)
Severe mental illness (SMI)
 TAU11 (17)8 (14)9 (15)1040.331(0.023, 4.80)
Intervention9 (20)5 (12)4 (10)
  1. ASD Autism Spectrum Disorder, ABC-C Aberrant Behaviour Checklist-Community, Mini PAS-ADD Psychopathology Assessment Schedule for Adults with Developmental Disabilities, TAU Treatment as usual