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Table 1 Results from meta-analyses in Ahmad et al. for major port-related complications comparing different port instruments [9]

From: A multidisciplinary evidence-based guideline for minimally invasive surgery: part 2—laparoscopic port instruments, trocar site closure, and electrosurgical techniques

Radially expanding instruments versus standard instruments for primary port entry

Vascular injury

OR 0.24 (95 % CI 0.05–1.21)

Visceral injury

OR 0.13 (95 % CI 0.00–6.37)

Solid organ injury

OR 1.05 (95 % CI 0.07–16.91)

Cutting instruments and blunt instruments for primary and secondary port entry

Visceral injury

OR 7.67 (95 % CI 0.15–386.69)

  1. OR odds ratio, 95 % CI 95 % confidence interval
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