Spinal Anesthesia: Should Everyone Receive a Urinary Catheter? by Adam G. Miller, James McKenzie, Max Greenky, Erica Shaw, Kishor Gandhi, William J. Hozack, and Javad Parvizi J Bone Joint Surg Am Volume 95(16): August 21, 2013 ©2013 by The Journal of Bone and Joint Surgery, Inc.
Flow diagram for total hip arthroplasty enrollment and allocation. Adam G. Miller et al. J Bone Joint Surg Am 2013;95: ©2013 by The Journal of Bone and Joint Surgery, Inc.
Flowchart of the urinary retention protocol for the experimental (no-catheter) group. Adam G. Miller et al. J Bone Joint Surg Am 2013;95: ©2013 by The Journal of Bone and Joint Surgery, Inc.