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Table 2 Characteristics of the IBD patient sample versus the general population in Japan

From: The relationship between socio-demographic factors, health status, treatment type, and employment outcome in patients with inflammatory bowel disease in Japan

Characteristics Sample analyzed (n) Sample analyzed (%) Overall population (%) Reference
Gender Male 616 73.5% 48.6% [18]
Female 222 26.5% 51.4% [18]
Age 20–29 53 6.3% 17.4% [18]
30–39 210 25.1% 21.8% [18]
40–49 331 39.5% 24.8% [18]
50–59 201 24.0% 20.9% [18]
60–64 43 5.1% 15.1% [18]
Employment rate (Based on 735 employed patients) 20–29 46 75.4% 73.8% [17]
30–39 194 78.5% 80.8% [17]
40–49 299 78.7% 83.7% [17]
50–59 173 72.7% 81.1% [17]
60–64 23 44.2% 62.2% [17]
Overall employment rate (age & gender adjusted) 20–64 838 75.1% (60.0%) 78.1% [17, 18, 20]
Final education Compulsory education or senior high school 221 26.4% 65.6% [19]
Vocational college or junior college 184 22.0% 14.7% [19]
4-year or 6-year university 369 44.0% 19.8% [19]
Master’s degree 64 7.6% [19]
Unemployment Unemployment rate 103 12.3% 3.2% [20]
IBD type Crohn’s Disease 204 24.3%
Ulcerative Colitis 634 75.7%
Time after the diagnosis of IBD 0–2 years 137 16.3%
3–8 years 299 35.7%
9–15 years 186 22.2%
Longer than 15 years 216 25.8%
Comorbidity Hyperlipidemia/dyslipidemia 99 11.8%
Hypertension 121 11.4%
Depression 57 6.8%
Treatment Prescription of biologics 148 17.7%
Stage Experience of surgical treatment 202 24.1%