Table 2.

Correlation of global items to procedure-specific items, overall realism, value for training and assessment

Subscales	Correlation of global item to procedure-specific items	Correlation of global and mean subscale scores to overall realism score
	Subscale scores r =	Global item for each subscale r =	Mean subscale score r =
1. Appearance	0.87	0.76	0.80
2. Feel	0.90	0.85	0.85
3. Response to instruments	0.91	0.84	0.87
4. Accuracy	0.95	0.88	0.87
5. Action	0.97	0.76	0.76
6. Procedural steps	0.87	0.85	0.80
7. Vision	0.81	0.77	0.83
8. Setup	0.94	0.81	0.86
9. Perform procedure	0.94	0.92	0.86
Overall impression items	Global item correlation to procedure-specific item for each score
Overall realism	0.95
Value for training	0.97
Value for assessment	0.97