Presence of characteristic sialometrical profiles in SS positive patients (groups A and B: primary and secondary Sjögren's syndrome, respectively) and SS negative patients (group C)
| A (n=33) | B (n=25) | C (n=42) | |
| SS related profiles | |||
| 1. Normal SM/SL and parotid flow rates with changed composition | 6 (18) | 5 (20) | 0 |
| 2. Low stimulated SM/SL flow rate with normal parotid flow rate | 5 (15) | 6 (24) | 1 (2) |
| 3. Extremely low stimulated SM/SL flow rate | 3 (9) | 4 (16) | 0 |
| 4. Extremely low stimulated SM/SL and parotid flow rates | 10 (30) | 4 (16) | 1 (2) |
| Miscellaneous | |||
| 5. Low unstimulated with normal stimulated SM/SL and parotid flow rates | 4 (12) | 2 (8) | 9 (21) |
Values are number of patients (percentage) within the group for whom the profile applies.
SM/SL, Submandibular/sublingual.