Table 1.

Clinical, serologic, and immunohistochemistry data.

		Sjögren (n = 24)			Controls (n = 24)
Clinical data
Sicca		24 (8 = IV, 5 = III, 6 = II, 5 = I)			0		*P < 0.0001
Glandular		24 (8 = IV, 5 = III, 6 = II, 5 = I)			0		*P < 0.0001
Extraglandular		10 (8 = IV, 2 = III)			0		*P < 0.0006
Serology
Anti-CCP		2 (2 = IV)			0		*P < 0.4890
+RF		10 (8 = IV, 2 = III)			0		*P < 0.0006
+ANA		16 (8 = IV, 5 = III, 3 = II)			0		*P < 0.0001
+Anti-La		12 (7 = IV, 4 = III, 1 = II)			0		*P < 0.0025
+Anti-Ro		14 (8 = IV, 4 = III, 1 = II, 1 = I)			0		*P < 0.0001
Biopsies
	Acini	Ducts	Infiltrates	Acini	Ducts	Infiltrates
PAD 2	17 £(8 = IV, 6 = III, 2 = II, 1 = I)	17 £(8 = IV, 6 = III, 2 = II, 1 = I)	12 £(8 = IV, 4 = III)	0	2	0	*P < 0.0001
CCP	17 £(8 = IV, 5 = III, 3 = II, 1 = I)	17 £(8 = IV, 5 = III, 3 = II, 1 = I)	17 £(8 = IV, 5 = III, 3 = II, 1 = I)	0	0	0	*P < 0.0001
Citrulline	19 £(8 = IV, 5 = III, 5 = II, 1 = I)	19 £(8 = IV, 5 = III, 5 = II, 1 = I)	17 £(8 = IV, 5 = III, 3 = II, 1 = I)	0	2	0	*P < 0.0001

*Sjögren versus controls.

^£Sjögren class IV versus class I = P < 0.003.

Histology class inside the parentheses.