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Table 2 The differences between responders and non responders at inclusion in the study (0 months of follow up)

From: Predictors of European League Against Rheumatism (EULAR) good response, DAS-28 remission and sustained responses to TNF-inhibitors in rheumatoid arthritis: a prospective study in refractory disease

Parameter Responders (n = 56) Non-responders (n = 24) Significance
Mean ± S.D Mean ± S.D P-value
Age 47.84 ± 18.89 49.64 ± 15.70 P > 0.05
Disease duration 7.66 ± 4.11 6.59 ± 3.41 P > 0.05
Rheumatoid factor titers 169.95 ± 176.19 73.80 ± 74.58 P < 0.01**
ESR 51.40 ± 24.70 49.97 ± 26.93 P > 0.05
C-reactive protein 36.12 ± 34.27 33.10 ± 25.19 P > 0.05
Baseline-HAQ 1.25 ± 0.33 1.24 ± 0.34 P > 0.05
Baseline DAS-28 6.32 ± 0.62 5.34 ± 1.38 P < 0.01**
Baseline VAS 6.77 ± 0.97 6.51 ± 0.90 P > 0.05
Hemoglobin 11.59 ± 1.30 11.36 ± 1.06 P > 0.05
  1. *P-value: significant < 0.05. **P-value: highly significant < 0.01. Abbreviations: ESR: erythrocyte sedimentation rate, HAQ: health assessment questionnaire, DAS: disease activity score, VAS: visual analogue scale.