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. Author manuscript; available in PMC: 2022 Oct 1.
Published in final edited form as: J Surg Res. 2021 May 17;266:180–191. doi: 10.1016/j.jss.2021.04.004

Figure 2.

Figure 2.

Primary Sources Investigating the Impact of Age-Related Risk Factors on Various Types of VHR Procedures

Notes: Asterisk signifies age-related risk factors with 0 relevant primary sources. Some sources were counted multiple times if the authors specifically mentioned that they investigated multiple types of VHR procedures or age-related risk factors. This figure does not include findings on overnutrition, due to the large number of relevant studies. No studies investigated robotic VHRs.