Table 5

Partial correlations for National Aeronautics and Space Administration – Task Load Index (NASA-TLX) and familiarity scores when controlling for console time (p value is provided in parentheses, bold values indicate a significant correlation)

Number of requests% Surgery durationAnticipation ratioInconvenience
Surgeon TLX0.50 (0.12) 0.70 (0.02) 0.31 (0.36)0.16 (0.65)
Assistant surgeon TLX0.19 (0.60)−0.33 (0.35) 0.76 (0.02) −0.27 (0.46)
Bedside assistant TLX−0.49 (0.13)−0.10 (0.76)−0.11 (0.54)−0.31 (0.36)
Scrub nurse TLX0.21 (0.55)0.22 (0.53)0.24 (0.48)−0.42 (0.19)
All team average TLX0.27 (0.42)0.23 (0.51) 0.66 (0.03) −0.32 (0.33)
Surgeon average TLX0.48 (0.14)0.24 (0.48) 0.74 (0.01) −0.10 (0.79)
Triad familiarity−0.10 (0.78)−0.10 (0.77)0.34 (0.31) −0.67 (0.02)