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. 2002 Apr;50(4):496–500. doi: 10.1136/gut.50.4.496

Table 2.

Comparison of resistance index (RI) by demographic and clinical variables

Variable RI p Value
Sex
    Male (n=20) 0.716 (0.139)
    Female (n=10) 0.678 (0.139) 0.7
Age (y)
    <35 (n=15) 0.727 (0.084)
    ≥35 (n=15) 0.658 (0.145) 0.2
CD intestinal location
    Small bowel only (n=16) 0.720 (0.079)
    Small bowel and colon (n=14) 0.657 (0.157) 0.5
Evidence of abscesses
    Yes (n=9) 0.781 (0.058)
    No (n=21) 0.652 (0.125) 0.002
Stenosis
    No (n=3) 0.544 (0.215)
    Yes (n=27) 0.707 (0.104) 0.3
Disease duration (months)
    <72 0.699 (0.127)
    ≥72 0.680 (0.128) 0.7
Previous surgery
    Yes (n=13) 0.690 (0.112)
    No (n=17) 0.691 (0.135) 0.8

Values are mean (SD).