Table 2. Dental and periodontal characteristics and periodontal epithelial and periodontal inflamed surface area (PISA and PESA) values of the study population.

		Groups
Parameters		Group 1	Group 2	Group 3	Group 4
NT	Mean Rank	51.45§, ‖	44.03§, ‖	28.9 3†, ‡	37.60†, ‡
	Min.-Max.	24-28	23-28	20-28	24-28
	Mean±SD	27.70±0.98	27.20±1.44	25.35±2.89	26.90±1.41
PI	Mean Rank	10.50‡, §, ‖	40.45†, ‖	47.38†, ‖	63.68†, ‡, §
	Min.-Max.	0.25-0.88	1.01-2.54	1.60-2.13	1.81-2.91
	Mean±SD	0.38±0.16	1.80±0.36	1.93±0.15	2.20±0.26
GI	Mean Rank	10.50‡, §, ‖	39.63†, ‖	45.78†, ‖	66.10†, ‡, §,
	Min.-Max.	0.13-0.73	1.30-2.25	1.66-2.04	1.86-2.70
	Mean±SD	0.33±0.13	1.77±0.25	1.90±0.11	2.15±0.20
BOP (%)	Mean Rank	10.50‡, §, ‖	45.98†, §, ‖	52.03†, ‡	53.50†, ‡
	Min.-Max.	0-8	85-100	93-100	100-100
	Mean±SD	6±3	97±5	99±2	100±0
PPD (mm)	Mean Rank	10.55‡, §, ‖	31.20†, §, ‖	50.90†, ‡, ‖	69.35†, ‡, §
	Min.-Max.	1.08-1.72	1.67-2.48	2.04-3.05	2.75-6.16
	Mean±SD	1.34±0.17	2.09±0.20	2.72±0.26	3.80±0.89
AL (mm)	Mean Rank	10.55§, ‖	30.5 5 §, ‖	51.50†, ‡, ‖	69.40†, ‡, §
	Min.-Max.	0	0	2.43-3.75	3.11-7.85
	Mean±SD	0	0	3.09±0.41	4.61±1.35
PISA (mm2)	Mean Rank	10.50‡, §, ‖	31.90†, §, ‖	49.55†, ‡, ‖	70.05†, ‡, §
	Min.-Max.	0-34.51	649.78-1191.61	962.57-1467.79	1250.77-3353.57
	Mean±SD	14.89±9.30	893.38±158.04	1187.67±132.52	2152.41±649.09
PESA (mm2)	Mean Rank	10.7‡, §, ‖	31.65†, §, ‖	49.9†, ‡, ‖	69.75†, ‡, §
	Min.-Max.	585.46-839.65	832.99-1297.89	986.32-1694.88	1342.35-3934.64
	Mean±SD	754.39±30.89	1057.18±117.66	1352.84±169.96	2313.39±721.11

^†significantly different than Group 1,

^‡significantly different than Group 2,

^§significantly different than Group 3,

^‖significantly different than Group 4 (p<0.05, ANOVA, Kruskal-Wallis test, Bonferroni-Dunn test).

AL: clinical attachment loss, BOP: bleeding on probing, GI: gingival index, PI: plaque index, PISA: periodontal ınflamed surface area, PESA: periodontal epithelial surface area, PPD: periodontal pocket depth