Age (years)
|
73.39±9.18
|
75.00±11.07
|
73.50±8.51
|
0.667
|
Age of onset (years)
|
73.24±9.23
|
74.5±11.30
|
73.4±8.53
|
0.754
|
Gender (M/F)
|
28/23
|
5/3
|
21/19
|
0.710
|
Pitting edema of hands (n, %)
|
45 (88.2)
|
7 (87.5)
|
35 (87.5)
|
1
|
Bilateral (n, %)
|
42 (93.3)
|
5 (71.4)
|
34 (97.1)
|
0.067
|
Weight loss (n, %)
|
18 (35.3)
|
5 (62.5)
|
12 (30)
|
0.112
|
CEA > 4.7 ng/mL
|
0a
|
/
|
/
|
/
|
AFP > 7ng/mL
|
1 (2.6)a
|
1 (14.3)c
|
0b
|
0.152
|
CA19-9 > 39U/mL
|
2 (5.1)a
|
0c
|
2 (5.1)b
|
1
|
CYFRA21-1 >3.3 ng/mL
|
3 (6.5)a
|
1 (14.3)c
|
2 (5.1)b
|
0.398
|
NSE >16.3 ng/mL
|
8 (17.4)a
|
2 (28.6)c
|
6 (18.2)b
|
0.587
|
C reactive protein (mg/L)
|
43.9 (22.8, 82.0)
|
35.9 (12.0, 91.0)
|
45.7 (26.4, 84.9)
|
0.674
|
Erythrocyte sedimentation rate (mm/h)
|
55.37±34.12
|
48.88±29.00
|
56.85±35.81
|
0.558
|
Immunoglobulin A (g/L)
|
3.05 (1.62, 3.73)
|
2.71 (1.18, 3.66)
|
3.13 (1.62, 4.04)
|
0.734
|
Immunoglobulin G (g/L)
|
12.42±4.74
|
12.56±5.24
|
12.32±4.81
|
0.900
|
Immunoglobulin M (g/L)
|
0.71 (0.50, 1.09)
|
0.68 (0.50, 1.39)
|
0.71 (0.47, 1.12)
|
0.968
|
Complement 3 (g/L)
|
1.04 (0.87, 1.28)
|
1.03 (0.79, 1.16)
|
1.05 (0.88, 1.29)
|
0.422
|
Complement 4 (g/L)
|
0.23±0.09
|
0.25±0.04
|
0.24±0/09
|
0.722
|
ANA≥1:80 (n, %)
|
6 (11.8)
|
0
|
6 (15)
|
0.571
|
Anti-Ro-52 (n, %)
|
5 (9.8)
|
1 (12.5)
|
4 (10)
|
1
|
Initial prednisolone dose
|
15 (15, 30)
|
15 (10, 30)
|
15 (15, 27.5)
|
0.946
|
Fast response to prednisolone (n, %)
|
44 (89.8)
|
3 (42.8)d
|
38 (97.4)
|
0.001*
|