Communication about teen driving | | | | | | | | | | | | | | | | |
Driving discussion | Parent | 3.20 | 0.87 | 3.20 | 0.88 | NS | 2.76 | 0.96 | 2.52 | 0.94 | 2.90** | 2.35 | 0.90 | 2.17 | 0.58 | 2.35* |
| Teen | 2.89 | 0.93 | 2.73 | 0.90 | 2.10* | 2.37 | 1.02 | 2.18 | 0.99 | 2.14* | 1.95 | 0.82 | 1.80 | 0.79 | 2.14* |
Driving consequences | Parent | 9.20 | 1.22 | 8.96 | 1.49 | 2.00* | 8.67 | 1.39 | 8.35 | 1.60 | 2.45* | 8.31 | 1.49 | 7.99 | 1.65 | 2.29* |
| Teen | 8.26 | 1.68 | 7.94 | 1.58 | 2.35* | 7.49 | 1.65 | 6.87 | 1.65 | 4.36*** | 6.93 | 1.75 | 6.59 | 1.76 | 2.22* |
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Amount of teen driving | | | | | | | | | | | | | | | | |
Vehicle access | Parent | 4.42 | 1.63 | 4.71 | 1.57 | −2.18* | 5.25 | 1.67 | 5.14 | 1.60 | NS | 5.48 | 1.56 | 5.62 | 1.48 | NS |
Restricted driving | Parent | 8.62 | 1.06 | 8.22 | 1.15 | 4.28*** | 7.63 | 1.22 | 7.47 | 1.30 | NS | 6.96 | 1.28 | 6.79 | 1.30 | NS |
Past month driving | Teen | 19.15 | 8.64 | 19.38 | 8.34 | NS | 21.95 | 7.55 | 22.46 | 7.26 | NS | 22.72 | 7.21 | 23.32 | 7.34 | NS |
High risk driving | Teen | 3.58 | 3.02 | 4.11 | 3.03 | −2.11* | 5.52 | 3.45 | 5.65 | 3.21 | NS | 6.40 | 3.76 | 6.60 | 3.58 | NS |
Tickets | Teen | – | | – | | – | 0.09 | 0.32 | 0.06 | 0.23 | NS | 0.14 | 0.36 | 0.15 | 0.38 | NS |
Crashes | Teen | – | | – | | – | 0.18 | 0.40 | 0.23 | 0.46 | NS | 0.41 | 0.60 | 0.37 | 0.57 | NS |
Limits on teen driving | | | | | | | | | | | | | | | | |
Teen passengers | Parent | 3.4 | 0.89 | 2.84 | 0.97 | 2.55* | 2.32 | 1.01 | 2.21 | 1.10 | NS | 1.93 | 0.93 | 1.79 | 1.04 | NS |
| Teen | 2.81 | 1.14 | 2.35 | 1.25 | 4.53*** | 1.84 | 1.16 | 1.58 | 1.21 | 2.50* | 1.27 | 1.08 | 1.13 | 1.08 | NS |
High speed roads | Parent | 2.35 | 1.12 | 1.99 | 1.27 | 3.62*** | 1.85 | 1.14 | 1.55 | 1.13 | 3.06** | 1.37 | 1.08 | 1.21 | 1.12 | NS |
| Teen | 1.71 | 1.17 | 1.38 | 1.20 | 3.43** | 1.15 | 1.00 | 0.96 | 0.96 | 2.27* | 0.69 | 0.83 | 0.66 | 0.84 | NS |
Weekday night restriction | Parent | 2.21 | 1.37 | 1.91 | 1.45 | 2.52* | 1.93 | 1.31 | 1.85 | 1.37 | NS | 1.43 | 1.28 | 1.34 | 1.25 | NS |
| Teen | 1.96 | 1.51 | 1.39 | 1.45 | 4.63*** | 1.64 | 1.31 | 1.44 | 1.29 | NS | 1.08 | 1.22 | 1.05 | 1.16 | NS |
Weekend night restriction | Parent | 1.65 | 1.43 | 1.21 | 1.41 | 3.72*** | 0.57 | 0.89 | 0.47 | 0.94 | NS | 0.45 | 0.98 | 0.28 | 0.77 | 2.17* |
| Teen | 1.46 | 1.54 | 0.81 | 1.20 | 5.64*** | 0.44 | 0.86 | 0.47 | 0.94 | NS | 0.26 | 0.73 | 0.24 | 0.69 | NS |
Driving limits | Parent | 9.24 | 3.19 | 7.94 | 3.57 | 4.59*** | 6.67 | 2.84 | 6.08 | 3.01 | 2.34* | 5.17 | 2.83 | 4.62 | 2.78 | 2.51* |
| Teen | 7.94 | 4.04 | 5.93 | 3.42 | 6.45*** | 5.07 | 2.95 | 4.37 | 2.71 | 2.82** | 3.29 | 2.57 | 3.09 | 2.59 | NS |