Table 2.

Inter-rater agreement for the categorical variables calculated with Cohen’s Kappa

	Instruments handling		Tissue handling
	κ	p	κ	p
Pickup needle in correct orientation	0.87	< 0.001	0.86	< 0.001
Pass needle through edges of tissue	0.77	< 0.001	0.51	< 0.001
Create first double throw	0.73	< 0.001	0.85	< 0.001
Knot tying	0.75	< 0.001	0.73	< 0.001