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Table 2 Summary of the dependent variables considered in the reviewed studies

From: Are interventions effective at improving driving in older drivers?: A systematic review

Dependent variables

Type of Programs

Self-Awareness and/or Knowledge (SA/K)

Behavior (B)

Skills (S)

Crash Rates (CR)

Total

Education

2

4

0

1

7

Computer based

0

2

4

1

7

Physical training

0

0

2

0

2

Simulator-based training

0

0

2

0

2

Mixed

2

4

4

0

10

Total

4

10

12

2

28

  1. Each study may have had more than one type of dependent variable, explaining why the totals add up to more than 25