Primary Sjögren syndrome patients with limited symptoms and severe objective signs of eye dryness.
| No Eye Symptoms | Eye dryness VAS < 5 | |
|---|---|---|
| Schirmer score ≤ 5 | 19/278 (6.8) | 64/237 (27) |
| Schirmer score < 3 | 13/168 (7.7) | 33/141 (23) |
| van Bijsterveld score ≥ 4 | 23/311 (7.4) | 76/274 (28) |
| van Bijsterveld score ≥ 7 | 4/144 (2.8) | 24/133 (18) |
Values are expressed as n/N (%). VAS: visual analog scale.