TABLE 2

Percentages of State Quarters With Specified GDL Restrictions and 16-Year-Old Drivers Involved in Fatal Crashes in Relation to GDL Programs, United States, 1994–2004

VariableCategoriesNo. (%) of StatesaNo. (%) of State Quarters (Total 1480)No. (%) of 16-Year- Old Drivers (Total 8953)Ratesb
GDL programsYes36 (84)507(34)3230(36)25
No7 (16)973(66)5723(64)32
Minimum age for learner permit15 y, 6 mo13 (30)517(35)2761(31)22
<15 y, 6 mo30 (70)963(65)6192(69)35
Mandator waiting period≥3 mo37 (86)663(45)3946(44)27
None or ≤36 (14)817(55)5007(56)31
Minimum hour of supervised driving≥30 h18 (42)285(19)1775(20)24
None or <3025 (58)1195(81)7178(80)31
Minimum age for intermediate stage≥16 y29 (67)458(31)3164(35)23
None or <16 y14 (33)1022(69)5789(65)35
Minimum age for full licensing≥17 y23 (53)492(33)3273(37)22
<17 y20 (47)988(67)5680(63)37
Nighttime restrictionAny31 (72)581(39)3820(43)23
None12 (28)899(61)5133(57)36
Passenger restrictionAny21 (49)221(15)1198(13)21
None22 (51)1259(85)7755(87)31
Total1480(100)8953(100)29
  • a Driver fatal crash involvement rate per 100000 person-years for relevant state quarters.

  • b Through 2004, for the 43 states studied.