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Table 4 Multivariable backward ordinal logistic regression with variables from separate blocks predicting motor outcome (Movement ABC total classification; n = 69)

From: Motor problems in children with neurofibromatosis type 1

Variables Number B (SE) 95% CI of OR Wald R 2 p value
Lower OR Upper
Neuropsychiatric problems
  ADHD 69 1.01 (0.49) 0.14 0.36 0.96 4.22 .07 .038*
  Autism spectrum disordera 69 NA .12 .035*
Emotional and behavioural problems
 Model 1 58       .07 .168
  Internalising problems   −0.01 (0.03) 0.95 1.01 1.08 0.10   .757
  Externalising problems   −0.04 (0.03) 0.98 1.04 1.10 1.44   .235
 Model 2 58        
  Externalising problems   −0.04 (0.02) 0.10 1.04 1.09 3.30 .07 .063
Intelligence
 Model 1 68       .04 .289
  Performance IQ   0.03 (0.03) 0.91 0.97 1.04 0.71   .401
  Total IQ   0.001 (0.03) 0.94 1.00 1.07 0.001   .973
 Model 2 68        
  Performance IQ   0.03 (0.02) 0.94 0.97 1.01 2.43 .04 .115
  1. OR odds ratio, NA not applicable, R 2 Nagelkerke pseudo R 2
  2. p values of likelihood ratio chi-square; * p < .05
  3. aAs there were nog cases in cells with normal M-ABC-scores for children with an ASD classification, the estimate was minus infinity