Table 1 Characteristics of patients with Sjӧgren’s syndrome and dry mouth

Average age (years) ^a

61.8 ± 13.4

Salivary secretion (g/30 s.) ^a

0.076 ± 0.092

 Osteoporosis

10

 Rheumatism

7

 Hypertension

7

 Refractory gastroesophageal reflux disease

6

 Keratitis

6

 Diabetic

5

 Hyperlipidemia

5

 Systemic scleroderma

4

 Insomnia

4

 Anti-SS-A ^b antibody (cases)

   > 5 U/mL

17

   < 5 U/mL

7

 IgG (cases)

   < 800 mg/dL

2

  800–1700 mg/dL

9

   > 1700 mg/dL

11

 Serum creatinine (mg/dL) ^a

0.75 ± 0.24

 Blood urea nitrogen (mg/dL) ^a

14.6 ± 4.6

 Aspartate aminotransferase (U/L) ^a

23 ± 11

 Alanine aminotransferase (U/L) ^a

17 ± 7