**5. Conclusions**

With a mean follow-up of 8 years, HA and TSA improved significantly clinical outcomes in patients with PANHH. Revision surgeries of HA for painful glenoid wear were rare (2%), but the revision rate for glenoid loosening was high with TSA (26%).

**Author Contributions:** Conceptualization and methodology, P.B., M.C.; software, M.C., L.F., C.L., F.S., N.B., A.H., M.C., G.W., P.C. (Philippe Clavert); investigation, A.H.; writing—original draft preparation, P.C. (Philippe Collin), M.C.; writing—review and editing, P.C. (Philippe Collin); supervision. All authors have read and agreed to the published version of the manuscript.

**Funding:** This research received no external funding.

**Institutional Review Board Statement:** The study was conducted according to the guidelines of the Declaration of Helsinki, and approved by the Institutional Review Board (or Ethics Committee) of University Institute of Locomotion and Sports at the date of 3 March 2017.

**Informed Consent Statement:** Informed consent was obtained from all subjects involved in the study.

**Data Availability Statement:** The data can be found at www.easymedstat.com.

**Conflicts of Interest:** The authors declare no conflict of interest.
