Table 3.

Total operative time (minutes) between the learning raTKA, mastered raTKA, and mTKA groups. Reported as least square (LS) mean and standard error (SE)

Comparison	LS mean (Std err.)	95% CI	P Value
Learning	102.40 (1.89)	[98.68; 106.12]
Mastered	86.51 (1.24)	[84.07; 88.95]
mTKA	73.34 (1.03)	[71.30; 75.38]
Difference
Learning vs. Mastered	15.89 (2.26)	[11.44;20.34]	0.001
Learning vs. mTKA	29.06 (2.15)	[24.81; 33.31]	0.001
Mastered vs. mTKA	13.17 (1.61)	[9.99;16.35]	0.001