Table 1. Basic clinical characteristics of the patients.

Characteristics	Cases (n=17), n [%]
Sex
Male	8 [47]
Female	9 [53]
Sides
Left	12 [71]
Right	5 [29]
Dornhoffer’s staging
I	0 [0]
II	1 [6]
III	6 [35]
IV	10 [59]
Symptoms
Hearing loss	12 [71]
Aural fullness	4 [24]
Otopyorrhea	10 [59]
Ear pain	3 [18]
Tinnitus	2 [12]
Complications of perforation
Perforation in the pars tensa	6 [35]
perforation in the pars flaccida	2 [12]
No tympanic membrane perforation	9 [53]
Ossicular chain disruption
Total	14 [82]
Malleus	8 [47]
Incus	14 [82]
Stapes	4 [24]
Other middle ear diseases
Chronic suppurative otitis media	6 [35]
Middle ear cholesteatoma	4 [24]
Middle ear cholesterol granuloma	2 [12]
Tympanosclerosis	3 [18]
Combined sinus or nasopharyngeal disorders
Sinusitis	3 [18]
Nasopharyngitis	3 [18]
Anesthesia method
Local anesthesia	5 [29]
General anesthesia	12 [71]
Reconstruction of ossicular chain
No	6 [35]
PORP	8 [47]
TORP	3 [18]

PORP, partial ossicular reconstruction prosthesis; TORP, total ossicular reconstruction prosthesis.