Table 2. | Distribution of the infraorbital canal types according to absence and presence of Haller cells and mucosal thickening |
| Type 1 | Type 2 | Type 3 | P-value | |
|---|---|---|---|---|
| N (%) | N (%) | N (%) | ||
| Haller cell | ||||
| Present | 31 (5.6) | 61 (16.9) | 15 (17) | 0.000a |
| Absent | 521 (94.4) | 299 (83.1) | 73 (83) | |
| Mucosal thickening | ||||
| Present | 157 (28.4) | 93 (25.8) | 21 (23.9) | 0.532b |
| Absent | 395 (71.6) | 267 (74.2) | 67 (76.1) | |
aSignificant, Chi-square test (significance level P < 0.05).
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