Fig. 1

Heatmap showing the number of outcomes in each dataset used to develop the models. Each cell corresponds to a dataset created with a database, population, and outcome definition combination. The cell values correspond to the number of patients in the dataset with the outcome during the time at risk. Approximately half of the datasets had > = 1000 patients with the outcome. IP, inpatient visit; FDA, Food and Drug Administration; IPED, inpatient or emergency department visit