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Table 1 Average measurements of sample

From: Computed tomography scan measurements of the globe and orbit to assess the risks of traumatic complications from medial peribulbar anaesthesia

 

Average (SD)

Number

Comment

Age (years)

74.25 (9.50)

200

 

Axial length (mm)

23.79 (1.02)

200

 

Angle to globe tangent (degrees)

25.79 (7.68)

200

 

Angle to optic nerve

24.85 (5.82)

81

For orbits where MC to ON distance < 25 mm

Angle to medial orbital wall (degrees)

6.68 (4.48)

76

For orbits where MOW lateral to reference line

Minimum distance between MC and ON (mm)

26.22 (3.76)

200