DENVER—The Halls/Southampton Laparoscopic Liver Difficulty Score—a model that predicts the risk for intraoperative complications during minimally invasive liver resections—correlates with operative outcomes in North American patients, including estimated blood loss, operative time and length of stay, according to data from eight centers participating in the Americas Minimally Invasive Liver Resection (AMILES) registry.
In comparison, the IWATE scoring system did not correlate