Table 1.

Periodontal status and age

Age	Healthy	B	C	PPD ≤5 mm	PPD ≥6 mm	Total
18–20	11	10	12	25	8	66
21–24	25	23	15	30	10	103
25–29	3	2	6	10	2	23
30–35	1	2	21	2	2	8
Total	41	37	37	69	22	200

B = presence of bleeding on probing, C = presence of calculus, PPD = probing pocket depth