Table 2 Accuracy of administrative data to identify bladder cancer care in VA among patients with newly diagnosed bladder cancer, based on chart review of 100 randomly selected cases (the gold standard). We were able differentiate between patients who did versus who did not receive bladder cancer care in VA with high accuracy (95%), with only 5 cases having discordant data between chart review and algorithm

From: Assembling and validating data from multiple sources to study care for Veterans with bladder cancer