|
How much do you think people risk harming themselves (physically or in other ways), if they...
|
Baseline N = 524
|
6-month follow-up N = 418
|
Baseline N = 434
|
6-month follow-up N = 290
|
p valuea
|
|
D5 smoke one or more packs of cigarettes per day?
|
66.0%
|
67.9%
|
65.2%
|
93.4%
|
<0.001
|
|
D6 try marijuana once or twice?
|
38.5%
|
41.6%
|
30.6%
|
53.4%
|
<0.001
|
|
D7 smoke marijuana regularly?
|
70.4%
|
72.7%
|
61.8%
|
87.2%
|
<0.001
|
|
D8 take one or two drinks nearly every day?
|
24.4%
|
33.5%
|
19.8%
|
55.2%
|
0.010
|
|
D9 have five or more drinks once or twice each weekend?
|
39.7%
|
44.7%
|
35.3%
|
71.4%
|
0.343
|
