Table 2. Economics of robotic pancreaticoduodenectomy.

Study/year	Cases	Data evaluated	Cost of amortizing robot	Relative cost of robot (USD)	Outcomes evaluated
Boggi et al., 2013P	238S	Operative costs (operative time, anesthesia, and equipment)	Included	$6,917 more expensive than laparoscopic surgery	Conversion rate: NR. Length of stay: NR
Baker et al., 2016R	71S	Operative charges; inpatient stay charges; follow up costs	Not included	$8,465 less expensive than open surgery	Conversion rate: NR. Length of stay (days): robotic [10.1±5.8]; open [11.5±5.8]

^R, retrospective data collection; ^P, prospective data collection; ^S, single institution. NR, not reported.