Table 1

Anti-Ro/SSA and anti-La/SSB levels in serum and tear fluid of healthy controls and SS patients

Anti-Ro/SSA (U/ml)Anti-La/SSB (U/ml)
SerumTear fluidSerumTear fluid
Controls (n = 17)Primary SS (n = 14)Secondary SS (n = 14)Controls (n = 17)Primary SS (n = 14)Secondary SS (n = 14)Controls (n = 17)Primary SS (n = 14)Secondary SS (n = 14)Controls (n = 17)Primary SS (n = 14)Secondary SS (n = 14)
*Significantly different from the control group (p = 0.003).
†Significantly different from the control group (p = 0.001).
Mean (SD)13.1 (7)81.9 (82)37.7 (40)12.4 (6.4)27 (30)15 (7.9)18.4 (6.4)60.3 (60.2)41 (38.2)17.9 (6.6)43.8 (54.4)24.5 (38.2)
Median12.539.3*25.211.514.313.519.540.5†25.21925.226
Range1.3–26.51.4–2561.4–119.51.1–23.91.3–89.21.6–287.5–29.119.2–23710.2–129.57.5–29.97.6–177.38.1–51.9