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Table 1 Clinical characteristics of participants

From: Serum metabolomics analysis of deficiency pattern and excess pattern in patients with rheumatoid arthritis

Indicators Reference
range
Deficiency
pattern
Excess
pattern
Healthy
participants
P value
Number of participants 19 41 30
Age (years) 59.68 ± 6.83 50.95 ± 11.08 56.07 ± 8.41 0.003
Duration of RA (month) 152.45 ± 142.21 147.14 ± 131.31 0.162
BMI 18.5–23.9 22.20 ± 3.69 21.33 ± 2.94 20.86 ± 3.21 0.423
WBC (×109/L) 4–10 6.85 ± 2.86 5.79 ± 1.85 6.50 ± 1.60 0.089
RBC (×1012/L) 3.5–5.5 3.90 ± 0.61 3.89 ± 0.34 4.02 ± 0.29 0.961
HGB (g/L) 110–160 106.00 ± 23.00 107.13 ± 14.66 109.77 ± 12.02 0.818
PLT (×109/L) 100–300 275.00 ± 123.94 262.87 ± 70.85 243.23 ± 29.25 0.632
ALB (g/L) 40–60 37.86 ± 4.95 37.71 ± 4.21 39.10 ± 3.98 0.907
ESR (mm/h) 0–20 50.05 ± 29.34 46.78 ± 27.10 0.673
CRP (mg/L) 0–20 35.89 ± 34.04 28.21 ± 29.73 0.431
RF-IgG (RU/ml) 0–20 28.28 ± 65.63 15.35 ± 21.28 0.824
RF-IgA (RU/ml) 0–20 131.43 ± 107.41 120.47 ± 99.27 0.697
RF-IgM(RU/ml) 0–20 260.02 ± 136.80 292.86 ± 125.36 0.269
Smoked (n, %) 0 (0.0%) 2 (4.9%) 1.000*
Hypertension (n, %) 6 (31.6%) 16 (39.0%) 0.774*
Diabetes (n, %) 3 (15.8%) 6 (14.6%) 1.000*
Coronary heart disease (n, %) 7 (36.8%) 9 (22.0%) 0.347*
  1. * Fisher’s exact test