Table 3.

Frequency distribution of residual probing depth and clinical attachment level gain at 6-month follow-up

Periodontal parameter	Classification	Number of sites (n)	Percentage (%)
Residual PD (6-month)	< 5 mm ≥ 5 mm	24 1	96% 4%
CAL gain	≥ 3 mm < 3 mm	23 2	92% 8%