Table 2.

The opinion of the participants on the instrument use in both SPA settings

Opinion on instruments	Curved instruments	Crossed instruments	p value
	Mean (standard deviation)
Visualization of instruments	3.47 (0.83)	3.13 (0.92)	0.313
Angle of movement	3.07 (0.96)	2.13 (0.74)	0.025
Angle of entering abdomen	2.87 (0.92)	3.33 (0.98)	0.204
Ergonomic properties instruments	2.80 (0.86)	2.40 (1.06)	0.334
General opinion	3.40 (0.91)	2.27 (0.59)	0.002
Create a proper view of operating area	3.60 (0.83)	2.47 (0.99)	0.003

The statistical differences were calculated with the paired t test. A p < 0.05 is considered a statistically significant difference