Optical Coherence Tomography in Patients with Chiari I Malformation
Table 4
CMI patients with syringomyelia (Group B) versus healthy subject (Group D) OCT parameters, LE.
Variables
Average (µ)
Average (µ)
value
Standard deviation Group A
Standard deviation Group C
RNFL
107,667 (8,287)
108,000 (10,770)
0.953
Superior quadrant
116,333 (12,972)
128,167 (13,152)
0.148
Subfield 11
138,500 (24,263)
132,333 (21,172)
0.649
Subfield 12
111,167 (21,830)
122,500 (18,641)
0.356
Subfield 1
99,333 (19,906)
129,667 (14,501)
0.013*
Temporal quadrant
68,667 (16,549)
88,500 (13,664)
0.047*
Subfield 2
76,333 (27,478)
95,000 (15,192)
0.176
Subfield 3
58,167 (17,116)
76,667 (23,441)
0.150
Subfield 4
71,000 (8,246)
93,833 (15,433)
0.010*
Inferior quadrant
134,500 (14,139)
128,667 (19,242)
0.563
Subfield 5
142,833 (26,828)
148,333 (28,794)
0.739
Subfield 6
148,500 (11,777)
134,667 (31,747)
0.341
Subfield 7
112,333 (24,712)
103,167 (18,946)
0.487
Nasal quadrant
106,833 (29,668)
86,833 (12,287)
0.060
Subfield 8
103,167 (28,435)
81,833 (15,562)
0.138
Subfield 9
100,500 (32,042)
76,500 (8,361)
0.030**
Subfield 10
116,500 (34,309)
102,333 (15,744)
0.700
RNFL: retinal nerve fiber layer thickness in . 1–12: three subfields for each quadrant numbered clockwise. Group B: CMI patient’s with syringomyelia. Group D: healthy subjects. *, -test. **, Mann-Whitney test.
