Table 2. Reoperation Rates for Robotic-Assisted Hernia Repairs Based on Surgeons’ Cumulative Experience.

Repair type and cumulative volume of robotic-assisted repairs, every 10 cases	Reoperation rate within 7 y of index surgery, % (95% CI)	Change in reoperation rate relative to baseline, % (95% CI)a
All repairs
10	14.2 (13.3-15.0)	1 [Reference]
20	12.2 (11.5-12.9)	2.0 (1.9-2.1)
30	10.4 (9.7-11.1)	3.8 (3.7-3.8)
40	8.9 (8.1-9.7)	5.3 (5.2-5.3)
50	7.6 (6.8-8.4)	6.6 (6.59-6.60)
Umbilical hernia repairs
10	11.6 (10.9-12.3)	1 [Reference]
20	9.9 (9.2-10.6)	1.7 (1.6-1.7)
30	8.4 (7.8-9.1)	3.2 (3.1-3.2)
40	7.2 (6.5-7.9)	4.4 (4.39-4.40)
50	6.1 (5.4-6.8)	5.5 (5.45-5.50)
Incisional hernia repairs
10	14.8 (13.9-15.6)	1 [Reference]
20	12.7 (11.9-13.4)	2.1 (2.0-2.2)
30	10.9 (10.1-11.6)	3.9 (3.8-4.0)
40	9.3 (8.5-10.1)	5.5 (5.4-5.6)
50	7.9 (7.1-8.7)	6.9 (6.8-6.9)

^a The first 10 cases are the baseline.