Prognostic Factors for Postoperative Visual Acuity in Patients with Rhinogenic Optic Neuropathy

Table 2

Comparison of the ratio of visual prognostic factors in the visual acuity improvement group and the nonimprovement group by surgery.

	Visual acuity improvement N = 9	Visual acuity nonimprovement N = 6	value
Age	59.8 ± 15.9	79.8 ± 7.3	0.01
Sex
Male	4	4	0.61
Female	5	2
Duration from visual deficit to surgery (days)	5.7 ± 2.7	12 ± 7.1	0.05
Steroid pulse
+	8	3	0.24
−	1	3
Preoperative visual acuity (logMAR)	1.25 ± 1.06	1.47 ± 1.06	0.71
Type of optic neuropathy
Mucocele	4	1	0.58
Pyocele	1	2	0.52
Sinusitis	4	3	1
Sinus lesion
Sphenoid	5	3	1
Ethmoid	5	4	1

MAR: minimum angle of resolution, , Student’s t-test, Fisher exact test.