Table 2.

Relationship between demographic factors and teeth extractions.

Variables	Mean number of extracted teeth Mean ± SD	P value
Age
15–24	1.28 ± 0.55	<0.001
25–34	1.45 ± 1.00
35–44	2.06 ± 2.44
45–54	2.06 ± 1.79
55–64	2.30 ± 2.17
65 and above	3.04 ± 2.60
Gender
Male	1.96 ± 2.09	0.517
Female	1.73 ± 1.35
Nationality
Saudi	1.97 ± 1.98	0.02
Non-Saudi	1.55 ± 1.11
Type of practice
Public	2.03 ± 1.95	<0.001
Private	1.50 ± 1.38