Incidence of nasal septal deviation broken down by convexity compared to the presence and location of unilateral or dominant, if bilateral concha bullosa
| No Septal Deviation | Rightward Septal Deviation | Leftward Septal Deviation | |
|---|---|---|---|
| No concha or equal bilateral concha | 275 /632 (44%) | 190 /632 (30%) | 167 /632 (26%) |
| Right unilateral or dominant concha | 37 /185 (20%) | 21 /185 (11%) | 127 /185 (69%) |
| Left unilateral or dominant concha | 38 /166 (23%) | 117 /166 (70%) | 11 /166 (7%) |