Table 2.

Mean decrease in PPD and attachment level gain for 4–6 mm and more than 7 mm pocket depths following treatment.

Parameters	Min	Max	Mean	SD
PPD Decrease (4–6 mm)	1.1	4.2	2.37	0.79
PPD Decrease (≥7 mm)	1.1	5.3	2.82	0.9
CAL Gain (4–6 mm)	1.2	3.9	2.38	0.74
CAL Gain (≥7 mm)	1	4.7	2.85	0.87

SD=Standard Deviation, PPD=Pocket Probing Depth, CAL=Clinical Attachment Level