| Item in NIS Criteria | Number of Positive Results in SS Patients (n=42) | Number of Positive Results in non-SS Patients (n=34) | P-value |
|---|---|---|---|
| I. Ocular symptoms | 30 (71.43%) | 10 (29.41%) | 0.0006 |
| II. Oral symptoms | 37 (88.10%) | 13 (38.24%) | <0.0001 |
| III.Ocular signs (a and/or b) | 29 (69.05%) | 11 (32.35%) | 0.0031 |
| IV. Oral signs | 17 (40.48%) | 5 (14.71%) | 0.0272 |
| V. Autoantibodies (a and/or b) | 39 (83.33%) | 28 (82.35%) | 0.2927 |
| VI. Existence of autoimmune thyroid disease | 9 (21.43%) | 0 (0%) | 0.0118 |
| LSGB | 29 (69.05%) | 5 (14.71%) | <0.0001 |