Transsphenoidal Optic Canal Decompression for Traumatic Optic Neuropathy Assisted by a Computed Tomography Image Postprocessing Technique
Table 2
Comparison of the length of each wall of the optic canal.
Group I
Group J
Mean difference (I-J)
Std. error
Sig.
95% interval confidence
Lower bound
Upper bound
LSD
MW
LW
2.6410
0.6433
0.0001
1.3617
3.9201
SW
3.6795
0.6433
0.0000
2.4003
4.9587
IW
4.6068
0.6433
0.0000
3.3276
5.8860
LW
MW
−2.6409
0.6433
0.0001
−3.9201
−1.3617
SW
1.0386
0.6433
0.1101
−0.2406
2.3178
IW
1.9660
0.6433
0.0030
0.6867
3.2451
SW
MW
−3.6795
0.6433
0.0000
−4.9587
−2.4003
LW
−1.0386
0.6433
0.1101
−2.3178
0.2406
IW
0.9272
0.6433
0.1532
−0.3519
2.2065
IW
MW
−4.6068
0.6433
0.0000
−5.8860
−3.3276
LW
−1.9659
0.6433
0.0030
−3.2451
−0.6867
SW
−0.9273
0.6433
0.1532
−2.2064
0.3519
MD: mean difference, LSD: least significant difference, MW: medial wall, LW: lateral wall, SW: superior wall, and IW: inferior wall. The medial wall of the optic canal is the longest, which has significant difference to the superior wall, lateral wall, and inferior wall ().