Table 2. Degree of inter-laboratory agreement (Gwet AC2 index) on embryo classification by ASEBIR criteria and clinical decision.

	Primo VisionTM			EmbryoScopeTM		CMA
	Gwet	95%CI		Gwet	95%CI	Gwet	95%CI
Classification
Day 2	0.38	0.24 to 0.52		0.60	0.47 to 0.72	0.64	0.52 to 0.75
Day 3	0.39	0.24 to 0.54		0.56	0.43 to 0.69	0.63	0.49 to 0.78
Day 5	0.59	0.39 to 0.79		0.73	0.60 to 0.86	0.70	0.62 to 0.78
Decision
Day 5	0.81	0.71 to 0.9		0.87	0.80 to 0.94	0.63	0.54 to 0.72