Table 4.
Distribution of laboratory test indicators in anti‐SSA antibody‐positive population and control group
| 144 Anti‐SSA positive, n (%) | 150 Anti‐SSA negative, n (%) | χ 2 | P value | |
|---|---|---|---|---|
| Abnormal blood routinea | 72 (50.0) | 18 (12.0) | 49.95 | <0.01 |
| Increased ESR | 84 (58.33) | 10 (6.67) | 90.17 | <0.01 |
| Abnormal liver functionb | 59 (40.97) | 15 (10) | 37.42 | <0.01 |
| Increased IgG | 19 (13.19) | 3 (2.0) | 13.30 | <0.01 |
| Decreased C3 and C4 | 24 (16.67) | 4 (2.67) | 16.71 | <0.01 |
| Increased RF | 29 (20.14) | 6 (4.0) | 18.25 | <0.01 |
Abbreviations: ESR, erythrocyte sedimentation rate; RF, rheumatoid factor.
a
Abnormal blood routine: single decrease and mixed decrease in erythrocyte, leukocyte, and platelet.
b
Abnormal liver function: single increase and mixed increase in alanine aminotransferase (ALT), aspartate aminotransferase (AST), gamma‐glutamyltranspeptidase (GGT), alkaline phosphatase (ALP), total bilirubin (TBIL), conjugated bilirubin (CBIL).