-------------------+--------------+--------------
| 4 males | 4 females
+-----+--------+-----+--------
|Cases|Per cent|Cases|Per cent
-------------------+-----+--------+-----+--------
Medium prominence | 3 | 75 | 3 | 75
Protruding | 1 | 25 | 1 | 25
Slightly asymmetric| 1 | (25) | 1 | (25)
-------------------+-----+--------+-----+--------