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Table 2 Descriptive statistics of the EQ-5D-5L utility

From: Health-related quality of life among Chinese patients with Crohn’s disease: a cross-sectional survey using the EQ-5D-5L

Variables Mean SD Median Q1 Q3 IQR Q3-Mean Pa
Overall 0.85 0.12 0.89 0.78 0.94 0.16 0.09  
Gender          < 0.05
Male 0.87 0.11 0.89 0.82 0.95 0.13 0.08  
Female 0.80 0.12 0.82 0.74 0.89 0.15 0.09  
Age group          > 0.05
< 30 0.85 0.13 0.89 0.75 0.95 0.21 0.11  
30–49 0.85 0.10 0.89 0.81 0.89 0.08 0.04  
 50 0.80 0.15 0.89 0.68 0.92 0.23 0.11  
CD location          > 0.05
L1 0.88 0.09 0.89 0.82 0.95 0.13 0.07  
L2 0.77 0.13 0.82 0.72 0.84 0.13 0.07  
L3 0.84 0.12 0.89 0.75 0.94 0.20 0.11  
L4 1.00 0.00 1.00 1.00 1.00 0.00 0.00  
CDAI          < 0.01
 150 0.93 0.05 0.94 0.89 1.00 0.11 0.07  
150–450 0.80 0.12 0.82 0.74 0.89 0.15 0.10  
Medications          < 0.05
5-Aminosalicylates 0.83 0.13 0.84 0.74 0.89 0.15 0.07  
Corticosteroids 0.81 0.13 0.83 0.75 0.89 0.15 0.08  
Immunomodulators 0.84 0.12 0.89 0.78 0.89 0.11 0.05  
Biologics 0.92 0.07 0.89 0.89 0.95 0.06 0.04  
Antibiotics 0.82 0.13 0.82 0.68 0.89 0.22 0.07  
Expenditure, RMB          < 0.05
< 8000 0.92 0.08 0.94 0.89 0.95 0.06 0.03  
8000–16,000 0.78 0.09 0.89 0.83 0.94 0.12 0.16  
16,000–24,000 0.84 0.11 0.83 0.76 0.89 0.14 0.05  
> 24,000 0.77 0.13 0.80 0.65 0.89 0.25 0.13  
  1. SD standard deviation, IQR interquartile range, CD Crohn’s Disease, CDAI Crohn’s Disease Active Index
  2. Pa: P value was calculated from mean