Research Article

The Clinical Relevance of IL-17-Producing CD4+CD161+ Cell and Its Subpopulations in Primary Sjögren’s Syndrome

Table 2

Clinical and laboratory characteristics of pSS patients with the higher or lower percentages of circulating CD4+CD161+ T cell subsets.

CharacteristicsCD4+CD25+CD161+ T (%) valueCD4+CD25−CD161+ T (%) valueCD4+CD161+ T (%) value
≤6.70%, >6.70%, ≤17.79%, >17.79%, ≤17.66%, >17.66%,

Xerophthalmia (%)11 (92)39 (85)0.0210.88432 (91)18 (78)1.0680.30132 (89)18 (82)0.1330.715
Xerostomia (%)12 (100)42 (91)0.57134 (97)20 (87)0.9370.33335 (97)19 (86)1.1020.294
Parotid gland enlargement (%)2 (17)4 (9)0.0760.7834 (11)2 (9)0.0001.0005 (14)1 (5)0.4750.491
Swollen and/or tender joints (%)3 (25)11 (24)0.0001.0008 (23)6 (26)0.0790.7799 (25)5 (23)0.0390.844
Interstitial lung diseases (%)4 (33)15 (33)0.0001.00013 (37)6 (26)0.7700.38015 (42)4 (18)3.4190.064
Leucopenia (%)3 (27)11 (26)0.0001.0008 (25)6 (27)0.0350.8517 (21)7 (33)0.9820.322
Anaemia (%)4 (36)13 (30)0.0010.9798 (25)9 (41)1.5300.21610 (30)7 (33)0.0550.815
Thrombocytopenia (%)1 (9)15 (35)1.6950.1937 (22)9 (41)2.2650.1327 (21)9 (43)2.8840.089
ANA(+) (%)9 (75)41 (89)0.6310.42728 (80)22 (96)1.6950.19329 (81)21 (95)1.4500.228
Anti-SSA(+) (%)10 (83)35 (76)0.0220.88326 (74)19 (83)0.5530.45728 (78)17 (77)0.0001.000
Anti-SSB(+) (%)4 (33)15 (33)0.0001.00011 (31)8 (35)0.0710.79012 (33)7 (32)0.0140.905
Anti-α-Fodrin(+) (%)0 (0)2 (4)1.0001 (3)1 (4)1.0001 (3)1 (5)1.000
RF(+) (%)7 (58)24 (52)0.1450.70315 (43)16 (70)3.9790.04616 (44)15 (68)3.0920.079
Decreased C3 (%)6 (50)21 (46)0.0720.7888 (23)8 (35)0.9880.32010 (28)6 (27)0.0020.967
Decreased C4 (%)1 (8)13 (28)1.1190.2907 (20)7 (30)0.8250.3648 (22)6 (27)0.1900.663
Increased ESR (%)6 (55)24 (53)0.0050.94212 (36)18 (78)9.5650.00214 (41)16 (73)5.3460.021
Increased CRP (%)0 (0)5 (11)0.3810.5373 (9)2 (9)0.0001.0003 (8)2 (9)0.0001.000
Increased IgA (%)5 (42)10 (22)1.0690.3019 (26)6 (26)0.0010.97510 (28)5 (23)0.1820.670
Increased IgG (%)6 (50)22 (48)0.0180.89316 (46)12 (52)0.2320.63018 (50)10 (45)0.1130.737
Increased IgM (%)1 (8)4 (9)0.0001.0002 (3)6 (13)0.2450.6214 (11)1 (5)0.1460.702
Increased γ-globulin (%)8 (67)30 (65)0.0001.00020 (57)18 (78)2.7400.09822 (61)16 (73)0.8160.366

pSS: primary Sjögren’s syndrome; ANA: antinuclear antibodies; Anti-SSA: anti-Ro/SSA antibody; Anti-SSB: anti-La/SSB antibody; RF: rheumatoid factor; C3: complement component C3; C4: complement component C4; ESR: erythrocyte sedimentation rate; CRP: C-reactive protein; IgA: immunoglobulin A; IgG: immunoglobulin G; IgM: immunoglobulin M (IgM). The values in bold represent ones with statistical significance.