Sociodemographic and health-related characteristics of survey participants by gender. German Health Interview and Examination Survey for Children and Adolescents 2003–2006 (KiGGS)
| Boys | Girls | |||||
|---|---|---|---|---|---|---|
| N** | %* | 95% CI | N** | %* | 95% CI | |
| Total | 8880 | 8570 | ||||
| Age group (years) | ||||||
| 0–5 | 2816 | 29.2 | (28.6 to 29.8) | 2794 | 29.2 | (28.5 to 29.9) |
| 6–10 | 2609 | 27.1 | (26.6 to 27.7) | 2490 | 27.2 | (26.6 to 27.4) |
| 11–13 | 1572 | 17.3 | (17.0 to 17.6) | 1468 | 17.3 | (17.0 to 17.7) |
| 14–17 | 1883 | 26.4 | (25.8 to 27.0) | 1818 | 26.3 | (25.7 to 26.9) |
| Region | ||||||
| East | 2889 | 16.5 | (12.3 to 21.9) | 2847 | 16.5 | (12.3 to 21.9) |
| West | 5991 | 83.5 | (78.1 to 87.7) | 5723 | 83.5 | (78.1 to 87.7) |
| Urbanicity | ||||||
| Rural | 1958 | 17.9 | (12.6 to 24.8) | 1939 | 17.9 | (12.6 to 24.7) |
| Small-size urban | 2337 | 27.6 | (20.9 to 35.6) | 2229 | 27.2 | (20.5 to 35.1) |
| Medium-size urban | 2498 | 29.0 | (22.2 to 37.0) | 2475 | 29.3 | (22.4 to 37.2) |
| Metropolitan | 2087 | 25.5 | (19.0 to 33.3) | 1927 | 25.6 | (19.1 to 33.5) |
| Migrant background | ||||||
| Yes | 1350 | 17.4 | (15.4 to 19.6) | 1230 | 16.9 | (14.9 to 19.1) |
| No | 7498 | 82.6 | (80.4 to 84.6) | 7292 | 83.1 | (80.9 to 85.1) |
| Missing | 32 | 48 | ||||
| SES | ||||||
| Low | 2454 | 27.7 | (26.1 to 29.4) | 2306 | 27.3 | (25.9 to 28.8) |
| Middle | 4011 | 45.2 | (43.7 to 46.8) | 3890 | 45.7 | (44.1 to 47.2) |
| High | 2185 | 27.0 | (25.2 to 29.0) | 2181 | 27.1 | (25.2 to 29.0) |
| Missing | 230 | 193 | ||||
| Parent-rated subjective health status | ||||||
| Excellent | 3407 | 38.2 | (36.8 to 39.6) | 3466 | 40.1 | (38.7 to 41.6) |
| Good | 4759 | 54.7 | (53.2 to 56.1) | 4491 | 53.6 | (52.2 to 55.0) |
| Moderate | 567 | 6.9 | (6.2 to 7.6) | 486 | 5.9 | (5.3 to 6.6) |
| Bad | 19 | 0.2 | (0.1 to 0.4) | 18 | 0.3 | (0.2 to 0.5) |
| Very bad | 7 | 0.1 | (0.0 to 0.2) | 5 | 0.1 | (0.0 to 0.1) |
| Missing | 121 | 104 | ||||
| Tobacco smoking of the mother during pregnancy | ||||||
| Regular | 386 | 4.8 | (4.2 to 5.4) | 402 | 5.1 | (4.5 to 5.9) |
| From time to time | 1080 | 12.4 | (11.6 to 13.3) | 1009 | 12.8 | (11.9 to 13.9) |
| Never | 7123 | 82.8 | (81.7 to 83.9) | 6901 | 82.0 | (80.8 to 83.2) |
| Missing | 291 | 258 | ||||
| Alcohol consumption by the mother during pregnancy | ||||||
| Regular | 10 | 0.2 | (0.1 to 0.3) | 15 | 0.1 | (0.1 to 0.2) |
| From time to time | 1122 | 13.6 | (12.2 to 14.3) | 1146 | 14.0 | (13.0 to 15.2) |
| Never | 7482 | 86.6 | (85.5 to 87.6) | 7183 | 85.8 | (84.7 to 86.9) |
| Missing | 266 | 226 | ||||
| Last visit to a doctor | ||||||
| <4 weeks | 2949 | 32.8 | (31.5 to 34.0) | 2985 | 34.7 | (33.5 to 35.9) |
| 1−<3 months | 2596 | 29.6 | (28.5 to 30.7) | 2414 | 28.5 | (27.5 to 29.6) |
| 3–12 months | 2448 | 28.8 | (27.6 to 30.0) | 2438 | 29.6 | (28.5 to 30.7) |
| 12+months | 688 | 8.8 | (8.2 to 9.5) | 547 | 7.2 | (6.4 to 8.0) |
| Missing | 199 | 186 | ||||
| ADHD diagnosis (physician or psychologist) | ||||||
| Yes | 521 | 7.9 | (7.1 to 8.8) | 133 | 1.8 | (1.4 to 2.2) |
| No | 6147 | 92.1 | (91.1 to 92.8) | 6538 | 98.2 | (97.8 to 98.6) |
| Not apply (age) | 1397 | 1373 | ||||
| Missing | 815 | 526 | ||||
%*, weighted; N**, unweighted; ADHD, attention deficit/hyperactivity disorder; SES, socioeconomic status.