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Table 8 Scores for the five “What would you need to know and/or do?”-statements across the groups and the five video scenarios

From: Usability of the SAFEWAY2SCHOOL system in children with cognitive disabilities

What would you need to know and/or do when you: Mean scores t-value p-value Mean difference 95 % confidence interval of the difference
Con CWD Lower Upper
Walk to the bus stop? 1.91 1.43 2.084 .045 .48 .012 .957
Wait at the bus stop? .74 .36 1.089 .289 .38 −.348 1.112
Entering the bus? 1.30 .93 1.096 .281 .37 −.320 1.072
Exiting the bus? .96 .36 1.574 .124 .60 −.174 1.372
Go home? 1.00 .00 3.423 .002* 1.0 .407 1.593
  1. Bonferroni corrected α-value = .01. * indicates significant difference between the two groups. Cohen’s d of the significant difference = 1.3