Table 2.

Descriptive characteristics of the groups.

	Salvage therapy		p
	HBO	ITS
	Mean ± SD	Mean ± SD
Age (years)	45.74 ± 14.87	38.73 ± 14.46	0.077a
The interval from onset to therapy
Days	11.33 ± 6.44	9.50 ± 4.70	0.466b
Median	8	8

	Salvage therapy		p
	HBO	ITS
	n (%)	n (%)
Gender
Female	16 (59.3)	12 (40.0)	0.146c
Male	11 (40.7)	18 (60.0)
Ear side
Right	11 (59.3)	12 (40.0)	0.146c
Left	16 (40.7)	18 (60.0)
Chronic disease
No	22 (81.5)	28 (93.3)	0.238d
Yes	5 (18.5)	2 (6.7)

ITS, intratympanic steroid; HBO, hyperbaric oxygen; SD, standard deviation.

^aStudent t test.

^bMann–Whitney U test.

^cPearson's Chi-square test.

^dFisher's Exact test.