Table 2.

Percent differences^* in periodontal measurements between takers and non-takers at baseline, 6 months, and 12 months. Positive percentages indicate better periodontal health in takers.

Periodontal Parameters	Baseline	6 months	12 months
Probing depth	7.03%	16.32%	12.08%
Attachment loss	11.51%	22.84%	13.02%
CEJ-AC distance	17.05%	17.32%	11.60%
Bleeding	7.90%	19.83%	5.13%
Gingival Index	38.03%	40.49%	23.98%
Plaque Index	21.27%	-0.39%	-9.33%
Furcation	51.77%	57.99%	64.70%
Calculus Index	29.33%	-15.36%	3.54%
Mean	22.99%	19.88%	15.59%
Standard deviation	15.80%	22.54%	22.02%

^*[(mean measurement for non-takers minus mean measurements for taker)/mean measurements for taker)] × 100