Table 2.

Periodontal status and literacy

Literacy	Healthy	B	C	PPD ≤5 mm	PPD ≥6 mm	Total
Illiterate	5	8	4	23	5	45
<10th standard	14	10	8	12	11	55
10–PUC	12	20	14	14	10	70
Degree	15	5	3	4	3	30
Total	41	43	29	56	31	200

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