I have taken for this study 300 cases of acute suppurative appendicitis, excluding all chronic, subacute, relapsing, and acute cases in which no pus was found. This is a consecutive personal list in which I have not included patients operated on by any of my three partners or by any of my assistants at any of the hospitals with which I am connected. Over 12 per cent. of these patients were operated on in farmhouses or country hospitals, and many of these have been my very worst cases, the patients being so sick that the family physician would not dare to move them. I feel sure from my experience that the cases which reached the metropolitan hospital from the country districts are always to a certain extent selected, and the best cases from an operative point of view.
In this study the especial interest to me has centered about pelvic