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Table 2 Trajectory lengths and radial trajectory deviations of all biopsies. SD standard deviation

From: Mobile intraoperative CT-assisted frameless stereotactic biopsies achieved single-millimeter trajectory accuracy for deep-seated brain lesions in a sample of 7 patients

Patient Number

Trajectory length [mm]

Radial trajectory deviation [mm]

1

66.8

0.7

2

67.6

1.4

3

75.6

1.2

4

49.5

0.8

5

67.8

0.8

6

37.2

1.5

7

55.4

0.4

Mean ± SD

60 ± 12.3

0.97 ± 0.39