Table 1.
Subject Demographics
| pSS | nSS | ||
|---|---|---|---|
|
|
|||
| Total participants (n) | 72 | 62 | |
|
|
|||
| p-value1 | |||
| Age mean (SD) | 55 (12.1) | 48 (14) | 0.078 |
| p-value2 | |||
| Female (%) | 86 | 87.1 | 1 |
| Anti-Ro/SSA positive (%) | 63.8 | 1.6 | <0.0001 |
| Anti-La/SSB positive (%) | 60.8 | 4.8 | <0.0001 |
| WUSF Positive3 (%) | 63.8 | 37.1 | 0.0031 |
| Schirmer’s Positive4 (%) | 51 | 34.8 | 0.0544 |
| VanBijsterveld Positive5 (%) | 57 | 27.4 | 0.0008 |
| FS ≥16 (n) | 62.5 | 14.5 | <0.0001 |
1
unpaired two-tailed t test
2
Fisher’s exact test
3
Whole unstimulated saliva flow; positive test = ≤1.5mL/15 minutes
4
Schirmer’s positive test = ≤5mm/min
5
Van Bijsterveld Positive = ≥4
6
FS = Focus Score