Table 1

Operations to the studied ear prior the evaluated CWD surgery

Type of surgery
Number of surgeries

CWD operation, without obliteration
19 (27%)
Simple mastoidectomy
4 (6%)
CWU operation
3 (4%)
Atticotomy
1 (1%)

The type and number of ear surgeries to the analyzed ear prior to the analyzed operation (20 patients).

Abdel-Rahman et al. BMC Ear, Nose and Throat Disorders 2008 8:4   doi:10.1186/1472-6815-8-4