Table 1.
Characteristics of the study sample
| |
|
Russia |
U.S. |
||||||
|---|---|---|---|---|---|---|---|---|---|
| |
|
Female |
Male |
Female |
Male |
||||
| Characteristic | Categories | n | % † | n | % † | n | % † | n | % † |
|
Demographic characteristics |
|
|
|
|
|
|
|
|
|
| Age (years) |
13 |
150 |
13.6 |
127 |
14.3 |
611 |
59.7 |
550 |
53.6 |
| |
14 |
462 |
41.8 |
399 |
44.8 |
357 |
34.9 |
381 |
37.1 |
| |
15 |
493 |
44.6 |
364 |
40.9 |
56 |
5.5 |
95 |
9.3 |
| Parental education |
Low |
330 |
38.0 |
278 |
40.4 |
553 |
64.8 |
532 |
62.4 |
| |
High |
538 |
62.0 |
410 |
59.6 |
301 |
35.2 |
320 |
37.6 |
| Family structure |
Intact |
730 |
66.4 |
571 |
64.3 |
320 |
31.3 |
371 |
36.2 |
| |
Single |
266 |
24.2 |
221 |
24.9 |
405 |
39.6 |
373 |
36.4 |
| |
Other |
104 |
9.5 |
96 |
10.8 |
299 |
29.2 |
282 |
27.5 |
|
Substance use |
|
|
|
|
|
|
|
|
|
| Smoking (past 30 days) |
|
315 |
31.1 |
296 |
37.1 |
106 |
11.2 |
64 |
7.0 |
| Lifetime marijuana use |
|
66 |
6.2 |
64 |
8.1 |
161 |
16.6 |
181 |
19.3 |
| Lifetime other illicit drug use§ |
|
44 |
4.1 |
73 |
8.7 |
65 |
6.6 |
68 |
7.1 |
| Alcohol consumption¶ (past 30 days) |
|
689 |
64.3 |
513 |
61.7 |
271 |
27.9 |
273 |
29.3 |
| Binge drinking# (past 30 days) |
|
396 |
37.3 |
280 |
34.7 |
123 |
12.8 |
105 |
11.4 |
|
Sexual behaviour |
|
|
|
|
|
|
|
|
|
| Lifetime sex |
|
116 |
11.4 |
176 |
23.0 |
211 |
22.5 |
412 |
48.1 |
| Last sex alcohol or drug useǂ |
No |
106 |
82.2 |
134 |
68.0 |
211 |
92.5 |
421 |
92.3 |
| |
Yes |
23 |
17.8 |
63 |
32.0 |
17 |
7.5 |
35 |
7.7 |
| Last sex condom useǂ |
No |
92 |
71.9 |
64 |
32.8 |
60 |
26.8 |
92 |
20.6 |
| |
Yes |
36 |
28.1 |
131 |
67.2 |
164 |
73.2 |
355 |
79.4 |
| Got someone pregnant/been pregnant |
|
51 |
4.9 |
42 |
5.2 |
26 |
2.7 |
52 |
5.7 |
|
Violence (past year) |
|
|
|
|
|
|
|
|
|
| Started a fistfight or shoving match |
|
215 |
20.0 |
384 |
45.9 |
319 |
32.5 |
425 |
44.8 |
| Hurt someone badly in a physical fight |
|
60 |
5.6 |
139 |
16.8 |
171 |
17.5 |
243 |
25.6 |
| Carried a blade, knife, or gun in school |
|
56 |
5.2 |
134 |
16.1 |
100 |
10.3 |
166 |
17.7 |
|
Personal characteristic (past 30 days) |
|
|
|
|
|
|
|
|
|
| I felt lonely (certainly true) | 153 | 14.4 | 75 | 8.9 | 146 | 14.7 | 64 | 6.7 | |
†Percentages are calculated based on the sample with no missing values for that variable. Percentages for last sex alcohol or drug use and last sex condom use are based on those who ever had sex.
§Illicit drug use includes huffing to get high (glue, aerosols), amphetamines, ecstasy or dust, LSD (Acid) or PCP.
¶Alcohol consumption was based on the consumption of either beer, wine or hard liquor.
#Binge drinking referred to drinking at least five drinks of alcohol in a row on at least one day.
ǂRestricted to those who ever had sex.