Table 1.
No. | Mean ± SD years | SGUS– | SGUS+ | P b | Benjamin‐Hochberg adjustment | |
---|---|---|---|---|---|---|
Age at inclusion, years | 67 | 16.3 ± 4.7c | 17.3 ± 5.7 | 15.6 ± 3.9 | 0.146 | NS |
Age at first symptom, years | 64d | 10.2 ± 3.7 | 10.5 ± 4.5 | 10.1 ± 3.2 | 0.675 | NS |
Age at diagnosis, years | 61d | 12.1 ± 3.8 | 12.0 ± 4.5 | 12.2 ± 3.3 | 0.875 | NS |
Time from symptom onset to diagnosis, years | 60d | 1.8 ± 1.9 | 1.5 ± 1.5 | 1.9 ± 2.0 | 0.355 | NS |
Time from diagnosis to inclusion, years | 61d | 4.1 ± 4.4c | 5.5 ± 5.3 | 3.3 ± 3.5 | 0.062 | NS |
Female:male ratio | 58:9 | – | 25:1 | 33:8 | 0.067 | NS |
Hypothyroidism, no./total (%)e | 5/59 (8) | – | 3/25 (12) | 2/34 (6) | 0.404 | NS |
SLE, no./total (%)e | 7/59 (12) | – | 4/25 (16) | 3/34 (9) | 0.400 | NS |
MCTD, no./total (%)e | 1/59 (2) | – | 1/25 (4) | 0/34 (0) | 0.240 | NS |
Values are the mean ± SD unless indicated otherwise. SGUS = salivary gland ultrasonography; NS = nonsignificant; SLE = systemic lupus erythematosus; MCTD = mixed connective tissue disease.
P values are for the comparison of SGUS+ and SGUS– patients.
Regional differences (patients included in Brazil compared to patients included in Europe/US).
Data not available from all patients.
Number of positive observations/number of available observations.