[Proximal selective vagotomy: results of a prospective study (author's transl)].

In 728 patients operated on because of gastroduodenal ulcers there were early complications in 7.6% and a lethality of 0.13%. Primary drainage operation was performed in 9.5%, secondary drainage in 0.9%. One year after operation, reduction of BAO was 60% and of PAO 50%, in cases of recurrence only 35 and 30%. Postoperative recurrence of duodenal ulcer was seen in 3.1% after one year and in 5.5% after two years. Recurrence of gastric ulcer became apparent in 9.3% after one year and in 3.4% after two years. Reoperation for recurrence was performed in 1.3%.