Table 4.

Cutting-suture time of the first 25 RD operations of all 10 trainee surgeons (1–10) and the time of the procedure of two surgeons with large experience of more than 1000 VR operations for RD (A, B)

Surgeon	1	2	3	4	5	6	7	8	9	10	A	B
Time of procedure, mean of 25 procedures (min)	70	98	93	75	86	75	95	108	87	82	38	40
SD (min)	7	23	26	18	15	15	34	32	31	25	9	12
Minimum time (min)	34	67	55	58	63	47	55	62	51	54	22	22
Maximum time (min)	107	170	172	124	113	103	159	191	170	160	62	70