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Table 2 Univariate correlation between clinical markers and baseline serum C1M

From: Serological identification of fast progressors of structural damage with rheumatoid arthritis

  Baseline (all) Δ24 weeks (PBO) Δ24 weeks
(PBO w/o escape)
Δ52 weeks
(PBO w/o escape)
  ρ P N ρ P n ρ P n ρ P n
Age -0.06 ns 585 - - - - - - - - -
BMI 0.01 ns 578 - - - - - - - - -
Disdur -0.01 ns 584 - - - - - - - - -
CRP 0.80 <0.0001 584 -0.31 0.001 112 -0.31 0.0023 93 -0.36 0.0007 83
VAS pain 0.21 <0.0001 578 -0.08 ns 110 -0.05 ns 91 -0.00 ns 83
HAQ 0.21 <0.0001 535 -0.17 ns 98 -0.15 ns 82 -0.11 ns 76
DAS28 0.24 <0.0001 573 0.09 ns 108 0.15 ns 89 0.11 ns 77
JSN 0.12 0.0056 556 0.08 ns 153 0.16 ns 90 0.21 0.055 84
mTSS 0.14 0.0006 556 0.19 0.017 153 0.28 0.0084 90 0.34 0.0017 84
ERN 0.15 0.0003 556 0.19 0.019 153 0.13 ns 90 0.21 0.054 84
  1. BMI, Body mass index; DisDur, Disease duration;CRP, C-reactive protein; DAS28-ESR, Disease activity score 28-ESR; HAQ, Health assessment questionnaire; JSN, Joint space narrowing; mTSS, modified total Sharp score; PBO, placebo group; VAS pain, Visual analog scale of pain. Spearman rank correlation coefficient ρ, the P-values and n are provided.