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Table 2 Neuro-ophthalmologic findings by treatment group

From: Neuro-ophthalmologic outcomes of standard versus hypo-fractionated stereotactic radiotherapy of AVPM

Neuro-ophthalmologic finding

Treatment group

   

p-value

 

cFSRT

 

hSRT

  
 

n

Median (IQR) or n (%)

n

Median (IQR) or n (%)

 

ΔLogMAR, worse eye

35

0.00 (− 0.05, 0.10)

13

0.05 (0.00, 0.50)

0.092

Clinically relevant VA deterioration (ΔLogMAR ≥ 0.2), worse eye

35

6 (17%)

13

6 (46%)

0.061

ΔMD, worse eye (dB)

16

2.4 (− 0.2, 4.5)

4

0.1 (− 4.2, 6.6)

0.682

ΔLogMAR, better eye

33

0.00 (− 0.02, 0.03)

12

0.00 (0.00, 0.07)

0.869

Clinically relevant VA deterioration (ΔLogMAR ≥ 0.2), better eye

33

1 (3%)

12

1 (8%)

0.467

ΔMD, better eye (dB)

21

0.6 (− 1.2, 1.7)

5

1.5 (− 4.7, 2.4)

 > 0.999

Optic disc abnormality (worse eye)

     

 Pretreatment

33

Atrophy: 18 (55%)

Edema: 7 (21%)

Other: 0 (0%)

11

Atrophy: 3 (27%)

Edema: 0 (0%)

Other: 0 (0%)

0.016

 Final evaluation

31

Atrophy: 20 (65%)

Edema: 0 (0%)

Other: 0 (0%)

11

Atrophy: 3 (27%)

Edema: 0 (0%)

Other: 0 (0%)

0.043

Any optic disc abnormality (atrophy, edema, or other abnormality)

     

 Pretreatment

33

25 (76%)

11

3 (27%)

0.009

CN V1 involvement

     

 Pretreatment

28

1 (4%)

9

3 (33%)

0.038

 Final evaluation

29

5 (17%)

12

2 (17%)

 > 0.999

Chronic ocular disease

33

3 (9%)

12

0 (0%)

0.553

Radiation-induced Optic Neuropathy (RION)

     

 During 1st year after treatment

24

1 (4%)

10

0 (0%)

 > 0.999

 Final evaluation

31

1 (3%)

11

0 (0%)

 > 0.999

Radiation retinopathy

     

 During 1st year after treatment

25

1 (4%)

10

0 (0%)

 > 0.999

 Final evaluation

31

4 (13%)

11

1 (9%)

 > 0.999

  1. Values in italics denote findings of noteworthy differences between radiotherapy regiments
  2. AVPM anterior visual pathway meningioma; hSRT, hypofractionated stereotactic radiotherapy; cFSRT conventionally fractionated stereotactic radiotherapy; IQR interquartile range; LogMAR logarithm of minimum angle of resolution; MD mean deviation; ∆LogMAR final LogMAR minus pretreatment LogMAR; ΔMD = final MD minus pretreatment MD; VA visual acuity; CN cranial nerve