Skip to main content
The Egyptian Journal of Otolaryngology

Table 1 Distribution of Keros classification according to sides

From: Assessment of ethmoid roof and olfactory fossa variations using Keros classification in a tertiary care hospital

Right

Left

Type 1

Type 2

Type 3

Type 1

Type 2

Type 3

N

n%a

n

n%a

n

n%a

n

n%a

n

n%a

n

n%a

33

12.9

210

82.0

13

5.1

38

14.9

209

81.6

9

3.5

  1. aRow percentages
Back to article page