Characteristic | IAC Diverticulum Only (n = 43) | Otosclerosis Only (n = 39) | IAC Diverticulum + Otosclerosis (n = 7) | P Value |
---|---|---|---|---|
Hearing loss (No.) (%) | <.01a | |||
None | 4 (9%) | 7 (18%) | 1 (14%) | |
SNHL | 27 (63%) | 10 (26%) | 2 (29%) | |
PTA (average) (range) (dB) | 53.5 (10.6–120) | 55.3 (16.9–115) | 97.5 (94.4–100.6) | |
CHL (No.) (%) | None | 13 (33%) | 1 (14%) | |
Mixed (No.) (%) | 12 (28%) | 9 (23%) | 3 (43%) |
Note:—PTA indicates pure tone average.
↵a P value was calculated for comparison of groups with the Fisher exact test.