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Table 1 Three-way intramodality analysis including the Correlation Co-efficient (r) and significance and the Intra Class Coefficient (ICC) measure of inter-participant variability for all five clinical domains assessed

From: The use of mixed reality technology for the objective assessment of clinical skills: a validation study

Modalities

Two-tailed Correlation Co-efficient (r)

Significance

Intra Class Coefficient (ICC)

In Person (IP) vs. HoloLens Live (HLL)

 Combined Score

0.810 (p < 0.01)

Strong

0.920 (0.865–0.952)

 Clinical History

0.896 (p < 0.01)

Strong

0.944 (0.817–0.983)

 Clinical Examination

0.942 (p < 0.01)

Strong

0.916 (0.663–0.979)

 Procedural Skill

0.814 (p < 0.01)

Strong

0.931 (0.761–0.980)

 Clinical Skill

0.871 (p < 0.01)

Strong

0.938 (0.785–0.982)

 HoloPatient

0.708 (p < 0.01)

Strong

0.843 (0.485–0.952)

HoloLens Live (HLL) vs. HoloLens Recorded (HLR)

 Combined Score

0.978 (p < 0.01)

Strong

0.988 (0.980–0.993)

 Clinical History

0.962 (p < 0.01)

Strong

0.979 (0.931–0.987)

 Clinical Examination

0.988 (p < 0.01)

Strong

0.990 (0.960–0.998)

 Procedural Skill

0.993 (p < 0.01)

Strong

0.993 (0.975–0.998)

 Clinical Skill

0.973 (p < 0.01)

Strong

0.982 (0.939–0.998)

 HoloPatient

0.959 (p < 0.01)

Strong

0.983 (0.943–0.995)

In Person (IP) vs. HoloLens Recorded (HLR)

 Combined Score

0.823 (p < 0.01)

Strong

0.939 (0.898–0.964)

 Clinical History

0.810 (p < 0.01)

Strong

0.951 (0.839–0.985)

 Clinical Examination

0.951 (p < 0.01)

Strong

0.951 (0.803–0.988)

 Procedural Skill

0.880 (p < 0.01)

Strong

0.936 (0.777–0.982)

 Clinical Skill

0.926 (p < 0.01)

Strong

0.971 (0.901–0.992)

 HoloPatient

0.743 (p < 0.01)

Strong

0.867 (0.565–0.959)