Table 2.
Factor (reference) | Category | Bivariate | Fully adjusted | Least adjusted |
---|---|---|---|---|
Sex (male) | Female | 1.20 (0.85 to 1.69) | 0.89 (0.58 to 1.38) | |
Age | (Per year) | 1.06 (0.99 to 1.14) | 1.13 (1.00 to 1.28) | |
IBD (ulcerative colitis) | Crohn’s disease | 0.78 (0.53 to 1.14) | 0.73 (0.46 to 1.17) | |
Unclear IBD | 1.05 (0.48 to 2.31) | 0.85 (0.31 to 2.35) | ||
Parental SES (middle quintiles) | Lowest quintile (1) | 1.45 (0.97 to 2.22) | 1.26 (0.76 to 2.08) | |
Highest quintile (5) | 1.04 (0.63 to 1.73) | 0.92 (0.50 to 1.70) | ||
Health insurance (statutory) | Mixed, other | 1.27 (0.73 to 2.22) | 1.08 (0.54 to 2.15) | |
Private | 0.95 (0.45 to 2.00) | 1.52 (0.63 to 3.66) | ||
Smoking status (none) | Current | 1.07 (0.67 to 1.73) | 1.24 (0.70 to 2.18) | |
Former | 1.46 (0.63 to 3.36) | 1.23 (0.44 to 3.41) | ||
Occupational status (attends school) | University student | 1.21 (0.74 to 1.98) | 0.67 (0.32 to 1.41) | |
Apprenticeship, job training | 1.18 (0.76 to 1.84) | 0.69 (0.38 to 1.28) | ||
Working/employed | 1.16 (0.61 to 2.21) | 0.44 (0.17 to 1.17) | ||
Other or no information | 1.28 (0.70 to 2.36) | 1.07 (0.47 to 2.41) | ||
Age at diagnosis/(14+ years) | 0–5 years | 0.52 (0.22 to 1.21) | 0.77 (0.29 to 2.06) | |
6–9 years | 1.02 (0.61 to 1.71) | 1.41 (0.75 to 2.66) | ||
10–11 years | 1.17 (0.70 to 1.96) | 1.69 (0.89 to 3.20) | ||
12–13 years | 0.93 (0.58 to 1.48) | 1.11 (0.61 to 2.01) | ||
Disease duration (5+ years) | <2 years | 0.48 (0.10 to 2.37) | 1.21 (0.21 to 7.15) | |
2–5 years | 0.74 (0.48 to 1.15) | ** | ||
SIBDQ | (Continuous) | 0.97 (0.95 to 0.98) | 0.99 (0.96 to 1.02) | 0.98 (0.96 to 1.00) |
Course during last year (remission) | One relapse | 0.78 (0.49 to 1.23) | * | |
Chronically active | 1.90 (1.25 to 2.90) | |||
Current disease activity (remission) | Mild activity | 0.94 (0.51 to 1.74) | * | |
Moderate to high activity | 1.45 (0.90 to 2.32) | |||
Depressive symptoms | Present | 2.26 (0.81 to 6.31) | ||
Anxiety symptoms | Present | 3.54 (1.77 to 7.09) | 3.05 (1.18 to 7.91) | 2.49 (1.14 to 5.45) |
Note: Results from logistic regression, OR (95% CI).
not included in multivariate analysis due to close correlation with health status;
category collapsed with neighboring category for multivariate analysis due to small numbers. Bold values indicate strong associations (OR <0.5 or >2.0) or significant contribution.
Abbreviations: IBD, inflammatory bowel disease; SES, socioeconomic status; SIBDQ, Short Inflammatory Bowel Disease Questionnaire.