From:  Evaluation of the relationship between serum calprotectin and serum amyloid A with musculoskeletal ultrasonographic findings in rheumatoid arthritis patients

 Correlation between serum calprotectin and different variables among the studied patients.

Correlation between serum calprotectin and different variables among the studied patientsSerum calprotectin
HbR–0.158
P0.136
PLTR–0.003
P0.979
TLCR0.028
P0.797
CRPR0.205
P0.052
ESR1R0.347
P< 0.001*
ESR2R0.327
P0.002*
AgeR–0.029
P0.784
(DAS28) ESRR0.311
P0.016*
Disease durationR0.103
P0.433
Serum amyloid AR0.326
P0.002*
Synovitisrs0.411
P< 0.001*

Data are presented as numbers. *: significant as P < 0.05; Hb: hemoglobin; PLT: platelets; TLC: total leucocyte count; CRP: C-reactive protein; ESR: erythrocyte sedimentation rate; (DAS28) ESR: Disease Activity Score 28 joint Erythrocyte Sedimentation Rate; rs: Spearman correlation coefficient; R: Pearson correlation coefficient.