Table 1

Current intensities (mA) used for eliciting sensation or pain thresholds in the various regions for the 12 subjects

Subject noPrepyloric region single stimuliPrepyloric region repeated stimuliPrepyloric retest PDTLesser curvature PDTMajor curvature PDTDuodenal bulb PDT
STPDTSTPDT
111138108556
2320828209520
320211320531215
42022101215151515
5825410185515
6413471422
734552.5333
88252151541.52.5
936458112
10241251.51.53.5
117131.5462.523
12116110156810
Median5.514.54108444.75
  • Repeated stimuli were five single pulses given at 2 Hz. The retest procedure was a reiteration of the repeated stimulation in the prepyloric area.

  • ST, sensation threshold; PDT, pain detection threshold.