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Table 3 Comparison between the cholesteatoma and non-cholesteatoma according to Köerner septum

From: Distribution of different morphological types of anterior epitympanic plate “cog” and Köerner’s septum in CT images of cholesteatomatous and non-cholesteatomatous CSOM: is it really significant?

  Total
(n = 86)
Final diagnosis χ2 p
Cholesteatoma
(n = 49)
Non-cholesteatoma
(n = 37)
Köerner septum
 Absent 15 (17.4%) 12 (24.5%) 3 (8.1%) 3.929* 0.047*
 Present 35 (40.7%) 13 (26.5%) 22 (59.5%) 9.471* 0.002*
 Non-evaluable 36 (41.9%) 24 (49%) 12 (32.4%) 2.372 0.124
χ2 (p) 10.239 *(0.006*)
  1. χ2: Chi square
  2. p: p value for comparing between Cholesteatoma and Non-cholesteatoma
  3. *: Statistically significant at p ≤ 0.05