Table 1 Characteristics of respondents by family structure
From: Family structure, parent-child conversation time and substance use among Chinese adolescents
| Â | Intact (n = 30749) | Maternal (n = 1598) | Paternal (n = 360) | No-parent (n = 254) | Total (n = 32961) | *Non-intact (n = 2212) |
|---|---|---|---|---|---|---|
| Â | n (%) | n (%) | n (%) | n (%) | n (%) | n (%) |
Sex | Â | Â | Â | Â | Â | Â |
   Boys | 14354 (46.7) | 684 (42.8) | 198 (55.0) | 173 (68.1) | 15409 (46.7) | 1055 (47.7) |
   Girls | 16395 (53.5) | 914 (57.2) | 162 (45.0) | 81 (31.9) | 17552 (53.3) | 1157 (52.3) |
Age group | Â | Â | Â | Â | Â | Â |
   12 or below | 7066 (23.0) | 296 (18.5) | 77 (21.4) | 58 (22.8) | 7497 (22.7) | 431 (19.5) |
   13 | 5485 (17.8) | 226 (14.1) | 63 (17.5) | 60 (23.6) | 5834 (17.7) | 349 (15.8) |
   14 | 4860 (15.8) | 244 (15.3) | 61 (16.9) | 30 (11.8) | 5195 (15.8) | 335 (15.1) |
   15 | 4061 (16.1) | 292 (18.3) | 48 (13.3) | 33 (13.0) | 5334 (16.2) | 373 (16.9) |
   16 | 5066 (16.5) | 288 (18.0) | 70 (19.4) | 45 (17.7) | 5469 (16.6) | 403 (18.2) |
   17 or above | 3311 (10.8) | 252 (15.8) | 41 (11.4) | 28 (11.0) | 3632 (11.0) | 321 (14.5) |
Housing type | Â | Â | Â | Â | Â | Â |
   Private/subsidized | 15578 (51.0) | 622 (39.5) | 162 (45.6) | 56 (22.4) | 16418 (50.1) | 840 (38.5) |
   Public | 12990 (42.5) | 858 (54.4) | 157 (44.2) | 162 (64.8) | 14167 (43.3) | 1177 (54.0) |
   Temporary or others | 1993 (6.5) | 96 (6.1) | 36 (10.1) | 32 (12.8) | 2157 (6.6) | 164 (7.5) |
Parental Smoking | Â | Â | Â | Â | Â | Â |
   Both smoke | 17630 (57.4) | 833 (52.2) | 164 (45.6) | 112 (44.4) | 17630 (57.4) | 11.9 (50.2) |
   Only father | 11089 (36.1) | 522 (32.7) | 151 (41.9) | 93 (36.9) | 11089 (36.1) | 766 (34.7) |
   Only mother | 340 (1.1) | 61 (3.8) | 7 (1.9) | 7 (2.8) | 340 (1.1) | 75 (3.4) |
   Both do not | 1125 (3.7) | 98 (6.1) | 25 (6.9) | 19 (7.5) | 1125 (3.7) | 142 (6.4) |
   Don't know | 535 (1.7) | 82 (5.1) | 13 (3.6) | 21 (8.3) | 535 (1.7) | 116 (5.3) |
Smoking | Â | Â | Â | Â | Â | Â |
   Non-current | 28296 (92.1) | 1409 (88.2) | 300 (83.3) | 206 (81.1) | 30211 (91.7) | 1915 (86.6) |
   Current | 2437 (7.9) | 188 (11.8) | 60 (16.7) | 48 (18.9) | 2733 (8.3) | 296 (13.4) |
Alcohol drinking | Â | Â | Â | Â | Â | Â |
   Less than weekly | 28783 (93.9) | 1465 (92.0) | 312 (87.4) | 196 (78.4) | 30756 (93.6) | 1973 (89.7) |
   Weekly | 1880 (6.1) | 128 (8.0) | 45 (12.6) | 54 (21.6) | 2107 (6.4) | 227 (10.3) |
Drug use | Â | Â | Â | Â | Â | Â |
   Never | 28837 (94.0) | 1455 (91.2) | 316 (88.3) | 208 (82.2) | 30816 (93.7) | 1979 (89.7) |
   Ever | 1835 (6.0) | 140 (8.8) | 42 (11.7) | 45 (17.8) | 2062 (6.3) | 227 (10.3) |