Comparison of resistance index (RI) by demographic and clinical variables
| Variable | RI | p Value |
|---|---|---|
| Values are mean (SD). | ||
| 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 |