Table 2 Epidemiologic and clinical characteristics of the patients. n, number of patients; S.D., standard deviation

Age (years), mean ± S.D. (range)

50.1 ± 14.9 (20.8–81.3)

Gender: Females/Males, n (%)

30 (65.2%)/16 (34.8%)

Affected gland:

      Submandibular gland, n (%)

      Parotid gland, n (%)

      Multifocal involvement, n (%)

28 (60.9%)

18 (39.1%)

6 (13.0%)

Symptoms:

      Swelling

      Pain

      Infection

      Atypical signs

36 (78.3%)

32 (69.6%)

15 (32.6%)

12 (26.1%)

Progression of symptoms:

      Less than 14 days

      2–12 weeks

      More than 3 months

1 (2.2%)

3 (6.5%)

42 (91.3%)

Clinical examination:

      Palpable sialolithiasis

      Increased volume of the gland

      Saliva at ostium

14 (30.4%)

22 (47.8%)

40 (86.8%)