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Relationship between the existence or not of both dehiscences with sex and degree of pneumatisation
| Presence of both dehiscence | p | ||
|---|---|---|---|
| Yes number (%) | No number (%) | ||
| Sex (number) | |||
| Male (47) | 13 (27.7) | 34 (72.3) | 0.913 |
| Female (77) | 22 (28.6) | 55 (71.4) | |
| Total (124) | 35 (28.2) | 89 (71.8) | |
| Grade of pneumatisation (number) | |||
| Grade I (27) | 4 (14.8) | 23 (85.2) | < 0.001 |
| Grade II (55) | 26 (47.3) | 29 (52.7) | |
| Grade III (42) | 5 (11.9) | 37 (88.1) | |
| Total (124) | 35 (28.2) | 89 (71.8) | |
Statistic test: Chi-square
