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Table 2 Overview of preoperative and postoperative visual outcomes

From: Modified endoscopic transnasal orbital apex decompression in dysthyroid optic neuropathy

Eyes (N = 74)

Preop

Postop

P valuea

Best corrected visual acuity (logMAR)

 Mean ± SD

0.70 ± 0.62

0.22 ± 0.33

< 0.001***

Visual field

 VFI (%)

65.86 ± 32.48

83.98 ± 21.14

< 0.001***

 MD (dB)

−13.73 ± 9.22

−7.23 ± 7.04

< 0.001***

 PSD (dB)

6.26 ± 3.44

5.15 ± 2.92

< 0.001***

 Missing data (%)

15 (20)

22 (30)

 

Proptosis measurement (mm)

 Mean ± SD

19.57 ± 3.38

16.35 ± 3.01

< 0.001***

 Missing data (%)

13 (19)

 

RNFL of ONH (N = 39) (μm)

 Temporal

82.31 ± 42.41

71.89 ± 12.15

0.001***

 Superior

141.96 ± 49.41

129.89 ± 25.80

0.006**

 Nasal

88.76 ± 34.55

86.74 ± 32.47

0.312

 Inferior

139.35 ± 52.83

125.87 ± 29.99

0.047*

 Missing data (%)

36 (48)

 

Medial rectus muscle diameter (mm)

 Mean ± SD

8.53 ± 2.42

9.51 ± 2.22

0.096

 Missing data (%)

8 (11)

34 (46)

 

Fundus

 Papilledema (%)

17 (22)

5 (7)

 

 Papillary pallor (%)

6 (8)

1 (1)

 

 Large Cup/Disk ratio (%)

7 (9)

1 (1)

 

 Normal (%)

59 (79)

67 (91)

 
  1. Values with statistical significance are shown in bold
  2. VFI= visual field index (Humphrey), MD= mean deviation, PSD= pattern standard deviation, RNFL= retinal nerve fibre layer, ONH= optic nerve head
  3. *P < 0.05, **P < 0.01, ***P < 0.001
  4. aPaired Wilcoxon test