Fig 1.
Parenchymal inhomogeneity of the salivary glands demonstrated by ultrasonography.
a) Normal salivary gland (grade 0); b) a mild level of salivary inhomogeneity with isolated hypoechoic areas (grade 1); c) evident level of salivary inhomogeneity (grade 2); and d) gross level of salivary inhomogeneity (grade 3).
Table 1.
General characteristics of pSS patients.
Table 2.
Characteristics of pSS patients and comparison according to the level of disease activity using the ESSDAI and ESSPRI.
Table 3.
Characteristics of pSS patients and comparison according to the level of its activity using SSDDI and SSDAI scores.
Table 4.
Odds ratios from multivariate logistic regression models for possible clinical, serological and sUS variables as predictors for moderate and high pSS activity assessed by clinical indexes.
Table 5.
Diagnostic accuracy of a de Vita score ≥5 in comparison with ESSDAI, ESSPRI, SSDDI and SSDAI≥5.