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Table 3 Differences between pre and post intervention outcome measures for self-injurious behaviour (SIB) in children with ASD N = 20

From: Feasibility of parent-mediated behavioural intervention for behavioural problems in children with Autism Spectrum Disorder in Nigeria: a pilot study

Variable Pre-intervention Post-intervention Wilcoxon rank p
Median (interquartile range) Median (interquartile range)
SIB frequency 11.0 (12.0) 10.0 (11.0) −2.967 0.003*
SIB severity 7.0 (7.0) 6.5 (6.0) −2.414 0.016*
SIB duration 5.5 (6.0) 5.0 (6.0) −2.232 0.026*
SIB need for restraint 7.5 (10.0) 7.0 (8.0) −2.549 0.011*
SIB total score 33.0 (30.0) 31.0 (30.0) −2.714 0.007*
  1. * Significant at p < 0.05