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Table 5 Comparison of the activated regions of interest (ROIs) in irritable bowel syndrome (IBS) subgroups at different degrees of rectal balloon distention

From: Magnetic resonance imaging analysis of brain function in patients with irritable bowel syndrome

  Stimulus 40 ml VS 80 ml 40 ml VS 120 ml 80 ml VS 120 ml
Male patients with IBS P value 0.127 0.075 0.77
95% CI −0.151–1.153 −0.061–-1.175 −0.335–0.447
Female patients with IBS P value 0.264
95% CI −0.287–0.263
HADS-A or HADS-D
≥9 points
P value 0.315 0.498 0.925
95% CI −0.234–0.697 −0.420–0.840 −0.487–0.444
HADS-A or HADS-D
<9 points
P value 0.735 0.012 0.040
95% CI −0.363–0.510 −0.612–0.080 −0.819–0.020
IBS duration
≥5 years
P value 0.075 0.249 0.263
95% CI −0.498–0.063
IBS duration
<5 years
P value 0.362
95% CI −0.828–0.623
  1. VS versus, P value < 0.05, the difference was statistically significant