Table 4 |
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|
Driving Career – Continuous Variables |
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| Condition |
SUD |
N-SUD |
U |
Z |
P-level* |
|
|
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| Age Commence't Driving |
16.52 (4.34) |
17.96 (6.33) |
12336.50 |
-2.087 |
0.0369 |
| No. Years Driving |
15.96 (8.50) |
25.54 (15.03) |
10821.00 |
-3.643 |
0.0003 |
| No. Years Lost Licence |
1.71 (3.60) |
0.11 (0.31) |
7404.50 |
8.225 |
0.0000 |
| No. MBA's |
0.83 (2.96) |
0.22 (0.91) |
12125.00 |
3.423 |
0.0006 |
| No. MVA's |
2.00 (3.30) |
1.10 (1.32) |
11734.00 |
2.592 |
0.0096 |
| Date of Last Crash† |
18/10/95 (18) |
4/4/1994 (95) |
3193.000 |
4.984 |
0.0000 |
| No. Cars Hit |
1.22 (2.78) |
0.53 (0.85) |
11844.00 |
2.787 |
0.0053 |
| No. Cars Repaired |
1.73 (3.59) |
1.08 (1.60) |
12982.50 |
1.431 |
0.1525 |
| No. Cars Written Off |
0.99 (2.46) |
0.24 (0.53) |
10414.00 |
4.937 |
0.0000 |
| No. Killed |
0.08 (0.49) |
0.00 (0.00) |
13624.00 |
2.225 |
0.0261 |
|
|
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|
Data listed as mean (± S.D.). * – Mann-Whitney U-Test † – The format of dates is dd/mm/yyyy. The number is brackets refers to days as the S.D. Abbreviations: MBA – motor bike accident; MVA – motor vehicle accident. |
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|
Reece Substance Abuse Treatment, Prevention, and Policy 2008 3:10 doi:10.1186/1747-597X-3-10 |
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