|
Variable
|
Level
|
Unweighted sample sizea
|
Weighted percent of total sample (95% CI)
|
Drivers who self-reported driving within one hour of using marijuana at least once in the last year
|
Respondents who said driving within one hour of using marijuana is somewhat or completely acceptable
|
Respondents who somewhat or strongly support a per-se marijuana law
|
|---|
|
Weighted percent (95% CI)
|
Rao-Scott \({\chi }^{2}\) p-valueb
|
Weighted percent (95% CI)
|
Rao-Scott \({\chi }^{2}\) p-valueb
|
Weighted percent (95% CI)
|
Rao-Scott \({\chi }^{2}\) p-valueb
|
|---|
|
Full sample
|
NA
|
11,816
|
–
|
5.0 (4.5, 5.4)
|
–
|
9.7 (9.1, 10.3)
|
–
|
82.6 (81.8, 83.4)
|
–
|
|
Gender
|
Male
|
5753
|
48.1 (47.1, 49.2)
|
6.5 (5.8, 7.3)
| |
11.1 (10.1, 12.0)
| |
80.5 (79.2, 81.7)
| |
|
Female
|
6063
|
51.9 (50.8, 52.9)
|
3.5 (2.9, 4.1)
|
< 0.001
|
8.4 (7.6, 9.3)
|
< 0.001
|
84.4 (83.4, 85.5)
|
< 0.001
|
|
Income
|
< $25,000
|
1888
|
17.3 (16.5, 18.1)
|
9.4 (7.6, 11.2)
| |
13.8 (12.0, 15.7)
| |
76.0 (73.7, 78.3)
| |
|
$25,000-$49,999
|
2570
|
22.0 (21.1, 22.9)
|
5.7 (4.5, 6.8)
| |
10.1 (8.8, 11.5)
| |
81.6 (79.8, 83.4)
| |
| |
$50,000-$74,999
|
2,220
|
18.2 (17.5, 19.0)
|
4.3 (3.2, 5.3)
| |
9.2 (7.8, 10.7)
| |
83.9 (82.1, 85.7)
| |
|
$75,000-$99,999
|
1708
|
14.6 (13.9, 15.4)
|
3.8 (2.7, 4.9)
| |
9.3 (7.6, 11.0)
| |
82.9 (80.8, 85.0)
| |
| |
$100,000 or more
|
3430
|
27.8 (26.9, 28.7)
|
3.5 (2.8, 4.2)
|
< 0.001
|
7.3 (6.3, 8.3)
|
< 0.001
|
86.2 (84.8, 87.5)
|
< 0.001
|
|
Race/ethnicity
|
Non-Hispanic white
|
8696
|
66.0 (65.0, 67.1)
|
4.3 (3.8, 4.9)
| |
9.9 (9.1, 10.6)
| |
83.1 (82.1, 84.0)
| |
|
Non-Hispanic black
|
1047
|
11.5 (10.8, 12.3)
|
7.5 (5.5, 9.5)
| |
11.5 (9.2, 13.7)
| |
76.5 (73.5, 79.5)
| |
|
Non-Hispanic other
|
409
|
5.0 (4.4, 5.5)
|
5.9 (3.1, 8.7)
| |
9.3 (6.1, 12.5)
| |
89.5 (86.3, 92.6)
| |
|
Hispanic
|
1319
|
15.0 (14.1, 15.8)
|
5.2 (3.7, 6.7)
| |
7.7 (6.0, 9.4)
| |
83.9 (81.6, 86.2)
| |
|
Non-Hispanic 2 + races
|
345
|
2.5 (2.2, 2.9)
|
10.1 (5.3, 14.8)
|
0.002
|
9.6 (6.1, 13.2)
|
0.319
|
74.6 (68.9, 80.3)
|
< 0.001
|
|
Education
|
Less than high school
|
1060
|
12.4 (11.6, 13.1)
|
8.5 (6.3, 10.7)
| |
11.0 (8.9, 13.2)
| |
78.1 (75.3, 80.9)
| |
| |
High school
|
3448
|
28.7 (27.7, 29.6)
|
4.7 (3.8, 5.5)
| |
9.7 (8.6, 10.9)
| |
82.0 (80.5, 83.5)
| |
|
Some college
|
3389
|
29.7 (28.8, 30.7)
|
5.5 (4.5, 6.4)
| |
11.1 (9.9, 12.4)
| |
81.4 (79.9, 83.0)
| |
| |
Bachelor’s or higher
|
3919
|
29.2 (28.3, 30.2)
|
3.6 (2.9, 4.3)
|
< 0.001
|
7.6 (6.6, 8.6)
|
0.002
|
86.0 (84.7, 87.3)
|
< 0.001
|
|
Age
|
19–29
|
1870
|
19.7 (18.8, 20.6)
|
11.6 (9.7, 13.4)
| |
15.1 (13.3, 17.0)
| |
76.0 (73.7, 78.3)
| |
| |
30–44
|
2661
|
25.7 (24.7, 26.6)
|
5.6 (4.6, 6.5)
| |
12.0 (10.6, 13.5)
| |
79.8 (78.1, 81.6)
| |
| |
45–59
|
3608
|
27.3 (26.4, 28.2)
|
3.4 (2.7, 4.1)
| |
8.8 (7.7, 9.8)
| |
83.4 (82.0, 84.8)
| |
| |
60 or older
|
3677
|
27.4 (26.5, 28.3)
|
1.8 (1.3, 2.3)
|
< 0.001
|
4.6 (3.8, 5.4)
|
< 0.001
|
88.7 (87.5, 89.9)
|
< 0.001
|
|
Marijuana Policy
|
RM and MM illegal
|
6011
|
51.5 (50.4, 52.5)
|
4.3 (3.7, 5.0)
| |
9.6 (8.7, 10.5)
| |
81.7 (80.5, 82.8)
| |
|
RM illegal, MM legal
|
4855
|
41.0 (40.0, 42.0)
|
5.9 (5.1, 6.8)
| |
9.6 (8.6, 10.6)
| |
82.6 (81.4, 83.9)
| |
|
RM and MM legal
|
950
|
7.5 (7.0,8.1)
|
4.2 (2.7, 5.8)
|
0.024
|
10.6 (8.2,13.0)
|
0.733
|
87.8 (85.3, 90.3)
|
0.003
|
|
Per-se law
|
Absent
|
8769
|
72.8 (71.9, 73.8)
|
5.1 (4.6, 5.7)
| |
10.0 (9.3, 10.8)
| |
81.6 (80.6, 82.5)
| |
| |
Present
|
3047
|
27.2 (26.2, 28.1)
|
4.5 (3.6, 5.4)
|
0.563
|
8.8 (7.6, 9.9)
|
0.319
|
85.1 (83.6, 85.5)
|
0.002
|
- aThe unweighted sample size includes those with missing values or non-response to questions (1)–(3)
- bBoldface denotes statistically significant between-group heterogeneity at the significance level of 0.05. p-values are adjusted using a Bonferroni-Holm correction
