- The rate of scar healing is 76.5%. If H pylorieradication is successful, the rate of healing is statistically higher than if H pylorieradication fails. Treiber and Lambert synthesized 60 different studies with a total of 4329 patients showed that successful H pylorieradication treatment increased the rate of ulcer healing with odds ratio (OR) ranging from 4.2 to 7, 4.