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Table 3 Timing and durability of symptom improvement

From: Fractionated stereotactic radiation therapy improves cranial neuropathies in patients with skull base meningiomas: a retrospective cohort study

Domain

Median time to improve (mo.)

Range (mo.)

Durability of improve*

Median time to worsening (mo.) (range)

Range (mo.)

Visual Acuity/Field

3.2

0.1 - 30.1

92.7%

25.0

0.2 - 98.2

Diplopia/Ptosis

4.6

0.6 - 128.7

88.2%

47.0

0.5 - 85.9

Facial Sensation

4.8

0.6 - 58.6

93.3%

17.3

2.5 - 102.7

Facial Weakness

16.8

1.1 - 42.8

100%

33.3

1.9 - 64.9

Hearing

--

2.1 - 2.7

--

5.1

2.5 - 82.8

Balance

2.4

2.8 - 2.8

100%

11.1

2.8 - 114.0

Tinnitus

2.8

 

100%

3.5

2.4 - 4.6

Cranial Nerve IX-XII

4.9

4.2 - 5.6

100%

24.6

6.4 - 31.5

Other

2.4

0.5 - 5.6

91.7%

9.5

2.4 - 20.3

  1. * Durability defined as percent of symptoms which after initial improvement remained improved over pre-radiation baseline at the time of last follow-up.