The Effect of LASIK Procedure on Peripapillary Retinal Nerve Fiber Layer and Macular Ganglion Cell-Inner Plexiform Layer Thickness in Myopic Eyes
Table 2
Mean GC-IPL thickness average, minimum, and in 6 sectors and central subfield thickness in μm measured by OCT before and 1 and 6 months after microkeratome-assisted LASIK.
Parameters
Preoperative (mean ± SD)
1 month postoperatively (mean ± SD)
value
6 months postoperatively (mean ± SD)
value
GC-IPL Avg
81.70 ± 7.47
82.03 ± 7.69
0.193
81.84 ± 7.64
0.579
GC-IPL Min
75.21 ± 12.57
76.20 ± 12.55
0.174
75.26 ± 13.32
0.860
GC-IPL 1
84.19 ± 11.90
84.59 ± 11.85
0.248
84.73 ± 11.87
0.059
GC-IPL 2
80.81 ± 9.85
81.12 ± 10.39
0.347
81.02 ± 9.87
0.295
GC-IPL 3
80.30 ± 9.34
80.07 ± 9.52
0.505
80.45 ± 9.56
0.645
GC-IPL 4
82.71 ± 7.54
83.29 ± 8.22
0.106
82.61 ± 8.26
0.755
GC-IPL 5
80.35 ± 9.98
80.74 ± 10.47
0.163
80.74 ± 10.29
0.316
GC-IPL 6
81.86 ± 10.40
82.00 ± 11.04
0.606
82.06 ± 11.04
0.519
CST
263.47 ± 21.46
259.39 ± 22.32
0.481
259.21 ± 25.46
0.401
GC-IPL, ganglion cell layer + inner plexiform layer; Avg, average; Min, minimum; ST, superotemporal; S, superior; SN, superonasal; IN, inferonasal; I, inferior; IT, inferotemporal; CST, central subfield thickness; SD, standard deviation.
