Table 2.

Evidence for learning curve

Author	Year	Findings
Batailler et al12	2019	No learning curve for position/revision/function*
Gregori et al16	2014	Learning curve reduced by 15 minutes after ten cases*
Simons and Riches27	2014	No learning curve for accuracy, and a significant decrease in surgical time after five cases (37 minutes)
Smith et al28	2015	No learning curve for accuracy*
Wallace et al33	2014	Eight procedures (range 5–11) to reach a steady state surgical time*

Studies in italics signifies an abstract publication only

*Signifies a clinical study