Table 1 General characteristics of the study samples of school-aged children in Lithuania by year of survey
Characteristic | No. (%) of respondents | |||
|---|---|---|---|---|
| Â | 2002 (N = 5645) | 2006 (N = 5632) | 2010 (N = 5338) | Total (N = 16615) |
Gender: | Â | |||
   boys | 2887(51.1) | 2904(51.6) | 2751(51.5) | 8542(51.4) |
   girls | 2758(48.9) | 2728(48.4) | 2587(48.5) | 8073(48.6) |
|  | χ2 test: NS |  | ||
Age group: | Â | |||
   11-year-old | 1867(33.1) | 1864(33.1) | 1845(34.6) | 5576(33.5) |
   13-year-old | 1873(33.2) | 1907(33.9) | 1734(32.5) | 5514(33.2) |
   15-year-old | 1905(33.7) | 1861(33.0) | 1759(33.0) | 5525(33.3) |
|  | χ2 test: NS |  | ||
Family structure: | Â | |||
   intact family | 4386(77.7) | 3943(72.6) | 3666(69.3) | 12349(73.3) |
   non-intact family | 1259(22.3) | 1491(27.4) | 1622(30.7) | 4587(26.7) |
   missing |  | (198) | (50) | (248) |
|  | χ2 test: p < 0.001 |  | ||
Place of residence: | Â | |||
   urban areas | 2402(42.6) | 2583(46.0) | 2698(50.7) | 7683(46.3) |
   rural areas | 3243(57.4) | 3036(54.0) | 2627(49.3) | 8906(53.7) |
   missing |  | (13) | (13) | (26) |
|  | χ2 test: p < 0.001 |  | ||
Family SES: | Â | |||
   low | 2880(53.1) | 2084(37.6) | 1176(22.6) | 6140(38.0) |
   middle | 2104(38.8) | 2558(46.1) | 2372(45.6) | 7034(43.5) |
   high | 443(8.2) | 905(16.3) | 1654(31.8) | 3002(18.5) |
   missing | (218) | (85) | (136) | (439) |
|  | χ2 test: p < 0.001 |  | ||
Subjective rating of family wealth: | Â | |||
   low | 1654(29.4) | 1136(20.4) | 1050(19.8) | 3840(23.3) |
   average | 2799(49.8) | 2703(48.6) | 2638(49.7) | 8140(49.4) |
   high | 1169(20.8) | 1723(31.0) | 1615(30.5) | 4507(27.3) |
   missing | (23) | (70) | (35) | (128) |
|  | χ2 test: p < 0.001 |  | ||