Sociodemographic variables
|
Being a girl | −0.05 (−0.21 to 0.11) | −0.13 (−0.30 to 0.04) | −0.15 (−0.32 to 0.02) |
Age at survey (vs 13–14) |
≤12 | 0.02 (−0.17 to 0.21) | −0.15 (−0.36 to 0.06) | |
≥15 | 0.06 (−0.14 to 0.25) | 0.04 (−0.16 to 0.25) | |
Region of residence (vs North Rhine-Westphalia) |
North-west | 0.11 (−0.15 to 0.36) | 0.22 (−0.05 to 0.49) | 0.18 (−0.09 to 0.45) |
South-west | 0.10 (−0.15 to 0.35) | 0.09 (−0.17 to 0.35) | 0.06 (−0.20 to 0.32) |
Bavaria | 0.25 (−0.03 to 0.53) | 0.27 (−0.02 to 0.56) | 0.23 (−0.05 to 0.52) |
North-east | 0.37 (0.06 to 0.68) | 0.44 (0.11 to 0.78) | 0.42 (0.09 to 0.76) |
Saxony, Thuringia | 0.39 (0.12 to 0.67) | 0.31 (0.02 to 0.59) | 0.28 (0.00 to 0.57) |
Austria, other | 0.48 (0.04 to 0.92) | 0.53 (0.06 to 1.00) | 0.51 (0.05 to 0.98) |
Parental socioeconomic status (vs middle) |
Low | 0.08 (−0.12 to 0.28) | 0.01 (−0.21 to 0.24) | 0.05 (−0.16 to 0.26) |
High | 0.06 (−0.14 to 0.26) | 0.08 (−0.15 to 0.30) | 0.04 (−0.18 to 0.25) |
Family situation (vs ‘classic’ family) |
Single parent | 0.06 (−0.18 to 0.30) | 0.08 (−0.20 to 0.35) | |
Other or unknown | 0.22 (−0.07 to 0.51) | 0.14 (−0.16 to 0.44) | |
Immigration background | −0.18 (−0.54 to 0.17) | 0.10 (−0.29 to 0.5) | |
Single child | −0.32 (−0.53 to –0.11) | −0.38 (−0.60 to −0.16) | −0.38 (−0.59 to −0.16) |
School-related variables
|
Advanced secondary education | −0.09 (−0.25 to 0.07) | −0.13 (−0.32 to 0.05) | −0.13 (−0.32 to 0.05) |
Grades (vs average student) |
Mean two or better | 0.27 (0.09 to 0.46) | 0.32 (0.12 to 0.52) | 0.29 (0.09 to 0.49) |
Mean worse than 3 | 0.32 (-0.53 to −0.12) | −0.35 (−0.57 to −0.14) | −0.34 (−0.55 to–0.13) |
Periods off school (vs never or very rarely) |
Occasionally | 0.11 (−0.07 to 0.30) | 0.07 (-0.13 to 0.26) | 0.06 (−0.14 to 0.25) |
Often | −0.17 (−0.42 to 0.07) | −0.04 (−0.32 to 0.24) | −0.02 (−0.30 to 0.26) |
Perceived compromised by inflammatory bowel disease at school (vs not compromised) |
Slightly, occasionally | 0.28 (0.11 to 0.44) | 0.16 (−0.03 to 0.36) | 0.17 (−0.03 to 0.36) |
Substantially, frequently | −0.31 (−0.54 to −0.08) | −0.12 (−0.4 to 0.16) | −0.14 (−0.41 to 0.14) |
Health-related variables
|
Age diagnosis*disease duration (vs 10+, >2 years duration) |
0–5 vs 10+ | 0.15 (−0.12 to 0.42) | 0.24 (−0.08 to 0.55) | 0.14 (−0.15 to 0.43) |
6–9 vs 10+ | 0.14 (−0.07 to 0.35) | 0.15 (−0.08 to 0.38) | 0.08 (−0.13 to 0.29) |
10+,<2 years duration | 0.30 (0.08 to 0.51) | 0.23 (−0.01 to 0.47) | 0.18 (−0.04 to 0.41) |
Poor or moderate current health status (vs good health) | −0.26 (-0.42 to –0.09) | −0.26 (−0.45 to −0.07) | −0.26 (−0.45 to −0.07) |
Active disease course (vs remission during preceding 12 months) | −0.04 (-0.21 to 0.12) | 0.12 (-0.07 to 0.32) | 0.12 (-0.08 to 0.32) |