Correlation Between Laboratory Variables and SLRmean and BLRmean in Autoimmune and Infectious Diseases
| Autoimmune | Infectious | |||
| Variable | SLRmean | BLRmean | SLRmean | BLRmean |
| WBC count (/μL) | 0.168 (0.10) | 0.452 (<0.0001) | 0.036 (0.71) | 0.146 (0.14) |
| Hemoglobin (g/dL) | 0.016 (0.87) | −0.104 (0.32) | −0.087 (0.38) | −0.126 (0.20) |
| Platelet count (×1,000/μL) | −0.185 (0.077) | 0.083 (0.43) | 0.110 (0.27) | 0.151 (0.13) |
| Neutrophil count (/μL) | 0.189 (0.071) | 0.452 (<0.0001) | 0.050 (0.61) | 0.170 (0.088) |
| Lymphocyte count (/μL) | 0.028 (0.79) | −0.081 (0.43) | −0.132 (0.18) | −0.090 (0.36) |
| Monocyte count (/μL) | −0.235 (0.024) | −0.095 (0.369) | 0.097 (0.333) | −0.030 (0.764) |
| ESR (mm/h) | −0.091 (0.38) | 0.171 (0.10) | 0.081 (0.46) | 0.089 (0.42) |
| CRP (mg/L) | 0.147 (0.16) | 0.356 (<0.001) | 0.315 (0.001) | 0.198 (0.054) |
| BUN (mg/dL) | −0.043 (0.68) | −0.124 (0.23) | −0.135 (0.17) | −0.038 (0.70) |
| Cr (mg/dL) | −0.027 (0.79) | −0.165 (0.11) | −0.023 (0.81) | −0.014 (0.88) |
| AST (IU/L) | 0.359 (<0.001) | −0.098 (0.35) | 0.023 (0.81) | −0.014 (0.88) |
| ALT (IU/L) | 0.334 (0.001) | −0.011 (0.91) | −0.035 (0.72) | −0.044 (0.65) |
| Total bilirubin (mg/dL) | 0.135 (0.20) | 0.013 (0.89) | 0.088 (0.38) | −0.067 (0.50) |
| Total protein (mg/dL) | −0.119 (0.25) | −0.030 (0.77) | −0.219 (0.027) | −0.063 (0.53) |
| Albumin (mg/dL) | −0.231 (0.027) | −0.168 (0.10) | −0.441 (<0.001) | −0.355 (<0.001) |
| Ferritin (ng/mL) | 0.649 (<0.001)* | 0.283 (0.009)* | −0.076 (0.68)† | −0.075 (0.69)† |
↵* Number is confined to patients who underwent each test (n = 82).
↵† Number is confined to patients who underwent each test (n = 30).
WBC = white blood cell; ESR = erythrocyte sedimentation rate; CRP = C-reactive protein; BUN = blood urea nitrogen; Cr = creatinine; AST = aspartate aminotransferase; ALT = alanine aminotransferase.
Data are correlation coefficient followed by P value in parentheses.