Table 1.

MC Density (Mean ± SD) by Histological Region in Periodontitis and Control Tissues.

Area	Mast Cell Density (Mean ± SD)		p Value
	Periodontitis (n=16)	Control (n=18)
JE	12.95 ± 14.78	29.21 ± 46.77	0.19a
OE	13.01 ± 16.57	12.73 ± 12.74	0.96a
CTI	339.01 ± 188.94	211.14 ± 131.13	0.04b
CTWI	196.42 ± 122.22	183.32 ± 236.85	0.84a

Abbreviations: MC, mast cell; JE, junctional epithelium; OE, oral epithelium; CTI, connective tissue with inflammatory cells; CTWI, connective tissue without inflammatory cells.

^aStudent’s t-test.

^bMann–Whitney test.