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. 2018 Feb 5;71(Suppl 2):1190–1196. doi: 10.1007/s12070-018-1259-x

Table 4.

Correlation between Eustachian dysfunction by DSVE and type of middle ear disease

Type of disease Diagnosis Normal ET function on DSVE (percentage) Eustachian dysfunction on DSVE (percentage) Total X2-value
Pars flaccida squamous disease Inactive (squamous) pars flaccida COM (retraction) 2 (66.67%) 1 (33.33%) 3 20.49 P = 0.0001, S
Active (squamous) pars flaccida COM(with cholesteatoma) 8 (34.8%) 15 (65.2%) 23
Total Squamous pars flaccida COM 10 (38.5%) 16 (61.5%) 26
Pars tensa squamous disease Inactive (squamous) pars tensa COM (retraction) 8 (38.1%) 13 (61.9%) 21 11.52 P = 0.0007, S
Active (squamous) pars tensa COM (with cholesteatoma) 7 (38.9%) 11 (61.1%) 18
Total Squamous pars tensa COM 15 (38.5%) 24 (61.5%) 39
Total (ears) 25 40 65