Table 4. Reliability of overall scores: intraclass correlation coefficients (ICC).

	Scenario	ICC (95% CI)
ICC(1,1)	Intra-rater (1)	.96	(.93, .99)
	Intra-rater (2)	.88	(.78, .98)
	Real-time versus video	.23	(.00, .65)
	Intra-rater (1)	.96	(.93, .99)
ICC(2,1)	Inter-rater agreement	.81	(.50, .93)