Table 2

 Spearman Rank correlation coefficients and p values between the incidence density of casualties and traffic calming density (n = 70)

PeriodGroupCorrelation coefficientp Value
1992–94Pedestrians, all roads0.57<0.001
    Pedestrian, minor roads0.59<0.001
1995–97Pedestrians, all roads0.54<0.001
    Pedestrian, minor roads0.53<0.001
1998–00Pedestrians, all roads0.51<0.001
    Pedestrian, minor roads0.54<0.001