Table 2.

Descriptive analysis on defect size caused by different trocars

	Defect size (mm2)
Bladed trocars
Bladed VersaOne™ (COVIDIEN©; B12STF, conical)	56.7 (22.4)
ENDOPATH XCEL™ (ETHICON ENDO-SURGRY©; D12LT, conical)	55.0 (18.3)
Bladeless trocars
Kii Fios™ First entry (APPLIEDMEDICAL©; CFF73, conical)	69.3 (21.7)
ENDOPATH XCEL™ (ETHICON ENDO-SURGRY©; B12LT, conical)	55.0 (18.3)
Bladeless VersaOne™ (COVIDIEN©; NONB12STF, conical)	54.1 (20.0)
	p = 0.5*

*Kruskal–Wallis rank sum test; () Standard deviation