Table 1.

Comparison of quality measures between pre-COVID and COVID Era.

Metric	Pre-COVID Era April-Sept 2019	COVID Era April-Sept 2020	P-value
Image Quality Metric Mean (SD), (Total score 23)	21.5 (2.0)	21.3 (1.5)	0.529
Comprehensive Exam Metric Mean (SD), (Total score 30)	28.4 (1.7)	29.0 (0.9)	<0.001
Diagnostic Errors N (%)	15/665 (0.02 %)	9/694 (0.01 %)	0.180
Appropriateness Ratings N (%)
Appropriate	2753/3048 (90.3 %)	2153/2339 (92.05 %)	0.028
May be Appropriate	258/3048 (8.46 %)	169/2339 (7.23 %)	0.095
Rarely Appropriate	37/3048 (1.21 %)	17/2339 (0.73 %)	0.075