Table 3.

Significant Pearson-correlations between key features, cognitive engagement level, situation awareness, and mental workload (MW) for LND (N = 83) procedures. Results are calculated for a 95% confidence interval.

Key Features	Non-key Features	Correlation	P-value
F	E	−0.56	1.0 × 10−8
F-Pa	E	−0.49	1.6 × 10−6
F-C	E	−0.46	6.8 × 10−6
F	MW	0.54	5.2 × 10−8
F-Pa	MW	0.53	9.5 × 10−8
F-C	MW	0.56	1.36 × 10−8