Table 1.
Baseline characteristics of the study population
| Variables | ||
|---|---|---|
| Age* | 45.3±13.3 | |
| Gender (female) (%) | 52.2 | |
| Travel distance to outpatient clinic* | 89±118 | |
| Travel time to outpatient clinic* | 78±76 | |
| Duration of disease (years)* | 6.6±5.6 | |
| Lead time to diagnosis | 15.3±16.1 | |
| Smoking status (%) | ||
| Non-smoker | 36.7 | |
| Former smoker | 27.3 | |
| Current smoker | 36.0 | |
| Outpatient visit last year* | 4.2±2.7 | |
| Changed residence (%) | 7.5 | |
| Transport to hospital (%) | ||
| Own car | 50.0 | |
| Public transport | 33.1 | |
| Own car and public transport | 16.9 | |
| Medication (%) | ||
| ASA | 92.8 | |
| Budesonide | 46.3 | |
| Azathioprine | 61.3 | |
| Anti-TNF | 25.0 | |
| Adalimumab | 15.8 | |
| Infliximab | 11.7 | |
| Education (%) | ||
| Low¥ | 48.1 | |
| High§ | 51.9 | |
| Household income (%) | ||
| Low | 39.7 | |
| Moderate | 86.3 | |
| High | 13.7 | |
| Crohn’s disease behavior (%) | ||
| Complicated | 18.7 | |
| Not complicated | 81.3 | |
| Disease activity (%) | ||
| Active | 36.49 | |
| Remission | 64.0 | |
*: Mean±SD; ¥: Education levels lower than high school degree; §: University and college degree; ASA: American Society of Anesthesiologist; SD: Standard deviation.