Figure 2.
Sample selection flowchart. †Hemophilia B was identified using ICD-9-CM code 286.1 or ICD-10-CM code D67. ‡Patients with hemophilia B were matched 1:1 to control enrollees without hemophilia or other coagulation disorders (N = 454).
Sample selection flowchart. †Hemophilia B was identified using ICD-9-CM code 286.1 or ICD-10-CM code D67. ‡Patients with hemophilia B were matched 1:1 to control enrollees without hemophilia or other coagulation disorders (N = 454).