suggestive of significanceP = 0.058
Calculus index showed an increased value as pack years increased, which is suggestive of significance ( P = 0.058) ( Table 14 ).
Calculus index showed an increased value as pack years increased, which is suggestive of significance ( P = 0.058) ( Table 14 ).
The percentage of sites showing CAL <4 mm in nonsmokers was 3.52 and in smokers was 6.78 with P value of 0.004 which was highly significant. 3.29% of sites had CAL of 4–7 mm in nonsmokers, and the same was 7.99% in smokers.