Table 1 Characteristics of needle insertions
Parameter | n | Mean (SD) | Median (Q1; Q3) | Min; Max |
|---|---|---|---|---|
Distance from skin entry point to target (mm) | 8 | 50.9 (13.8) | 52.5 (39.8; 59.5) | 31.0; 73.0 |
Orbital angulations (°) | 8 | -11.1 (26.8) | -6.0 (-26.8; 3.9) | -59.8; 28.5 |
Cranio-caudal angulations (°) | 8 | 21.3 (19.1) | 16.8 (6.9; 35.6) | -0.8; 52.7 |
Time from the beginning of the procedure (turning on the device) to needle placement (min) | 8 | 21.8 (7.5) | 21.0 (15.5; 26.5) | 13.0; 35.0 |