Table 1.

Patient demographics.

	Number of patients (%)	p ∗
Gender
Males	13 (38.2%)	0.170
Females	21 (61.8%)
Age at surgery
20–34 years	3 (8.8%)	<0.0001
35–49 years	21 (61.8%)
50–64 years	7 (20.6%)
≥65 years	3 (8.8%)
Smoke
Yes	6 (17.6%)	0.0002
No	28 (82.4%)
History of periodontal disease
Yes	20 (58.8%)	0.303
No	14 (41.2%)
Parafunctions
Yes	12 (35.3%)	0.086
No	22 (64.7%)
Total	34	—

p ^∗ = Chi-square test.