Table 3 OCT and OCTA parameters according to the degree of recovery.

From: Optical coherence tomography angiography findings in patients with sudden sensorineural hearing loss

Ā 

Total (n = 88)

Group 1

(n = 23)

Group 2

(n = 65)

p-value

CSMT

227 ± 19.7

235 ± 22.4

221 ± 16.2

0.193

RNFL thickness

38 ± 7.4

35 ± 8.1

43 ± 3.2

0.033*

GCL thickness

61 ± 6.1

59 ± 6.3

65 ± 3.0

0.024*

CCFD (%)

26.9 ± 3.1

26.6 ± 3.2

27.0 ± 3.1

0.732

VD center ring (%)

18 ± 3.8

17.2 ± 4.3

18.7 ± 3.7

0.962

VD 3Ā mm ring (%)

45 ± 2.0

45.9 ± 1.4

45.4 ± 2.2

0.740

SCP VD (%)

37.7 ± 0.9

37.6 ± 0.9

37.7 ± 0.9

0.762

SCP VLD (%)

11.5 ± 0.4

11.4 ± 0.3

11.5 ± 0.4

0.952

DCP VD (%)

31.1 ± 1.4

31.7 ± 0.7

30.9 ± 1.5

0.246

DCP VLD (%)

12.2 ± 0.5

12.2 ± 0.5

12.2 ± 0.5

0.888

FAZ area (mm2)

0.35 ± 0.08

0.35 ± 0.11

0.35 ± 0.07

0.536

  1. CSMT, central subfield macular thickness; RNFL, retinal nerve fiber layer; GCL, ganglion cell layer; CCFD, choriocapillaris flow deficit; VD, vessel density; VLD, vessel length density; SCP, superficial capillary plexus; DCP, deep capillary plexus; FAZ, foveal avascular zone.
  2. * p < 0.05.