TABLE 1.
Baseline Demographics and Visit Characteristics
| New England | Prague, Czech Republic | |||||
|---|---|---|---|---|---|---|
| ALL N (%) (N = 2096) | TAU n (%) (n = 1068) | cSBA n (%) (n = 1028) | ALL N (%) (N = 589) | TAU n (%) (n = 297) | cSBA n (%) (n = 292) | |
| Age (mean ± SD) | 15.8 ± 2.0 | 15.9 ± 2.0 | 15.6 ± 2.0 | 15.0 ± 1.6 | 15.0 ± 1.6 | 15.0 ± 1.6 |
| Females | 1220 (58.2) | 659 (61.7) | 561 (54.6) | 278 (47.2) | 139 (47.6) | 139 (46.8) |
| Race/Ethnicitya | ||||||
| White non-Hispanic | 1353 (64.6) | 689 (64.5) | 664 (64.6) | 589 (100) | 297 (100) | 292 (100) |
| Hispanic | 230 (11.0) | 106 (9.9) | 124 (12.1) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Asian non-Hispanic | 151 (7.2) | 77 (7.2) | 74 (7.2) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Black non-Hispanic | 217 (10.4) | 100 (9.4) | 117 (11.4) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Other non-Hispanic | 145 (6.9) | 96 (9.0) | 49 (4.8) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Parents at home | ||||||
| Two parents | 1424 (69.2) | 703 (67.3) | 721 (71.0) | 379 (65.0) | 184 (63.2) | 195 (66.8) |
| One parent or other | 635 (30.8) | 341 (32.7) | 294 (29.0) | 204 (35.0) | 107 (36.8) | 97 (33.2) |
| Parents’ highest education level | ||||||
| College/University degree or higher | 973 (48.0) | 451 (44.1) | 522 (52.0) | 192 (33.1) | 92 (31.7) | 100 (34.5) |
| High school/Secondary schoolb graduate | 832 (41.0) | 427 (41.7) | 405 (40.3) | 217 (37.4) | 111 (38.3) | 106 (36.6) |
| Did not complete high school/secondary school | 81 (4.0) | 46 (4.5) | 33 (3.5) | 90 (15.5) | 44 (15.2) | 46 (15.9) |
| Don’t know | 141 (7.0) | 99 (9.7) | 42 (4.2) | 81 (140) | 43 (14.8) | 38 (13.1) |
| Visit type | ||||||
| Well visit | 1819 (87.9) | 851(81.0) | 968 (95.0) | 589 (100) | 297 (100) | 292 (100) |
| First visit | 220 (10.7) | 115 (11.0) | 105 (10.3) | 0 (0) | 0 (0) | 0 (0) |
| Female provider | 1349 (64.9) | 663 (62.9) | 684 (67.1) | 522 (88.8) | 263 (88.9) | 259 (88.7) |
| Parent substance usec | 322 (15.4) | 170 (15.9) | 152 (14.8) | 64 (10.9) | 32 (11.0) | 32 (10.8) |
| Sibling substance usec | 392 (18.7) | 205 (19.2) | 187 (18.2) | 77 (13.2) | 41 (13.9) | 36 (12.5) |
| Peer substance usec | 1265 (60.5) | 658 (61.8) | 607 (59.1) | 396 (67.3) | 204 (68.9) | 192 (65.8) |
a
In the Czech Republic, 97% were Czech nationality and 3% other.
b
Includes secondary school or gymnasium for Czech sample.
c
Percentage reporting any “agree” response to scale items assessing youth-reported parent substance use, sibling substance use, and peer substance use.