Table 1 Mean crash test ratings of advertised vehicles and coverage of positive safety features and hazardous aspects in the advertisements
Year/MagazineCrash test rating*Safety featuresPotentially hazardous features
New ZealandEuro NCAPAny of the 9 key features (CR9),** n (%)Any of the additional safety features,** n (%)Speed imagery shown,** n (%)Mentions acceleration data, n (%)Power reference,** n (%)
Mean ratingnMean ratingn
20014.2404.03210 (14.7)3 (4.4)18 (26.5)5 (7.4)4 (5.9)
20024.4404.33911 (18.0)11 (18.0)10 (16.4)2 (3.3)10 (16.4)
20034.3604.26235 (33.3)24 (22.9)32 (30.5)7 (6.7)16 (15.2)
20044.2884.28350 (30.7)24 (14.7)51 (31.3)5 (3.1)20 (12.3)
20054.4534.35333 (28.2)12 (10.3)42 (35.9)2 (1.7)24 (20.5)
p-value***0.0200.8330.0310.0580.043
Metro4.31484.314773 (26.2)37 (13.3)84 (30.1)12 (4.3)39 (14.0)
North & South4.21334.112266 (28.1)37 (15.7)69 (29.4)9 (3.8)35 (14.9)
Total4.32814.2269139 (27.0)74 (14.4)153 (29.0)21 (4.0)74 (14.4)
  • *Crash test ratings (score 1–5) sourced using a New Zealand and European website (see Methods).

  • **See the Methods section for definitions.

  • ***p-value for chi squared for linear trend, Mantel Extension.