Table 1: Periodontal parameters and saliva flow rate of the study groups.

	Total	CP group	Control group	pa
PI
Mean±SD	0.67±0.65	1.17±0.51	0.16±0.26	<0.001
Median Interquartile range	0.5 (0 - 1.23)	1.23 (0.78 - 1.56)	0 (0 - 0.22)
GI
Mean±SD	0.72±0.69	1.3±0.43	0.14±0.3	<0.001
Median Interquartile range	0.59 (0 - 1.33)	1.33 (1.03 - 1.55)	0 (0 - 0.15)
BOP (%)
Mean±SD	31.73±36.86	59.65±33.62	3.8±4.1	<0.001
Median Interquartile range	9.5 (2.5 – 66)	66 (27 – 92)	2.5 (0 – 7)
PPD (mm)
Mean±SD	1.75±1.45	3.05±0.61	0.45±0.62	<0.001
Median Interquartile range	2.09 (0.2 - 2.91)	2.91 (2.68 - 3.54)	0.2 (0 - 0.96)
AL (mm)
Mean±SD	2.23±1.82	3.76±1.02	0.7±0.88	<0.001
Median Interquartile range	2.55 (0.33 - 3.46)	3.46 (2.85 - 4.54)	0.35 (0 - 1.48)

Wilcoxon ranksum tests