Table 2

Precision analysis

Intrauser precisionInteruser precision: operators A1 and B1
Operator AOperator B
RMS (mm)0.320.330.35
Mean (mm)0.310.320.34
SD (mm)0.160.180.21
95th percentile (mm)0.560.580.65
99th percentile (mm)0.780.880.96