Research Article
Combining Calcitonin and Procalcitonin and Rheumatoid Arthritis-Related Biomarkers Improve Diagnostic Outcomes in Early Rheumatoid Arthritis
Table 2
Differences between the serum biomarkers level in the study groups.
| | Group | PCT, ng/ml | CT, pg/ml | RF, IU/ml | Anti-CCP, AU/ml | Anti-RA33, AU/ml | | Median (IQR) | Median (IQR) | Median (IQR) | Median (IQR) | Median (IQR) |
| | Early RA, | 0.065 (0.040–0.099) | 0.880 (0.675–1.470) | 18.8 (7.2–29.5) | 20.0 (11.8–50.6) | 6.6 (3.3–16.3) | | Established RA, | 0.076 (0.044–0.171) | 0.845 (0.659–1.515) | 90.2 (38.7–192.4) | 57.8 (10.4–177.1) | 3.3 (1.6–6.1) | | All controls, | 0.029 (0.021–0.060) | 2.480 (1.205–3.910) | 11.9 (8.8–19.7) | 4.5 (3.3–10.3) | 4.3 (2.9–6.2) | | All disease controls, | 0.056 (0.027–0.101) | 2.110 (0.873–3.070) | 12.3 (9.5–30.3) | 3.6 (2.8–4.6) | 4.1 (2.7–6.6) | | SLE, | 0.093 (0.054–0.169) | 2.480 (1.235–3.210) | 31.3 (13.2–41.3) | 3.1 (2.1–5.0) | 5.4 (2.9–9.4) | | OA, | 0.025 (0.020–0.031) | 0.586 (0.500–2.045) | 9.4 (7.5–11.1) | 4.2 (3.6–4.9) | 4.6 (3.1–5.9) | | GA, | 0.072 (0.045–0.120) | 2.550 (1.970–3.490) | 10.8 (9.2–15.8) | 3.5 (2.2–4.1) | 2.9 (1.9–4.1) | | Healthy, | 0.024 (0.017–0.028) | 3.159 (1.757–4.827) | 11.7 (6.6–18.8) | 10.4 (5.8–18.5) | 4.6 (3.4–6.1) |
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