Table 2.

Mood and stimulus perception during the MRI session

Disc-TholdH.IntensH.DiscSSR
StressAnxietyAngerFatigue
Control group
    Mean28.015.814.03.22.52.44.5
    SD7.12.23.01.51.21.51.9
    Max44.218.517.56.04.65.37.8
    Min17.511.08.00.90.80.41.1
IBS group
    Mean22.516.615.26.86.05.86.3
    SD6.22.32.31.61.62.21.4
    Max35.019.518.58.68.98.18.8
    Min12.511.010.54.13.50.54.0
p (group)0.05NSNS0.0*0.0*0.00020.01
  • Disc-Thold, Discomfort threshold (mmHg); H.Intens, highest inflation intensity; H.Disc, highest inflation discomfort; Max, maximum; Min, minimum; p (group), two-tailed t test probability of group difference. *p < 0.00001.