Table 2.

The Comparison of Average Operation Time and Number of Cases for Groups A and B in Learning and Improving Stages

Group	Learning Stage				Improving Stage
	Operation Time, min		Cases, n		Operation Time, min		Cases, n
	A	B	A	B	A	B	A	B
	86.6	83.1	11	14	68.5	69.4	16	11
	88.6	83.2	16	19	67.7	66.5	16	15
	88.7	82.6	14	19	65.1	69.1	16	14
	86.5	80.2	13	11	68.8	68.5	18	12
	88.3	82.5	10	14	66.9	68	17	12
	90.8	81.6	18	19	65.4	66.4	15	16
	90.9	79.9	17	17	68.2	68.5	14	14
	88.7	81.3	17	12	65.7	66.1	15	10
Average	88.6 ± 1.6	81.8 ± 1.3	14.5 ± 2.9	15.6 ± 3.3	67.04 ± 1.48	67.81 ± 1.29	15.88 ± 1.25	13 ± 2.07
p Value	<0.00001		0.4852		0.2967		0.0046