Table 6. Age and number of affected teeth and quadrants in periodontitis cases.

Age	Number of teeth affected	Quadrants affected
20	2	1
20	2	2
27	3	3
30	5	3
30	6	4
30	6	3
35	4	4
35	5	4
35	4	4
35	4	4
45	11	4
45	9	4
45	11	4
55	5	4
60	11	4
65	3	2