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Table 3 Logistic regression analysis using DAS28-ESR and CDAI remission rates as objective variables

From: Pharmacoeconomic analysis of biologics and methotrexate for rheumatoid arthritis from the standpoint of the number needed to treat concept under the Japanese health insurance system

Factors

Odds ratio (95% CI)

bDMARDs (compared with control group)

2.38 (1.02–5.54)

MTX (compared with control group)

1.61 (0.86–3.02)

Age

1.00 (0.98–1.04)

DAS28-ESR at baseline

0.81 (0.60–1.11)

Sex (male)

2.12 (0.86–5.24)

Steinbrocker stage

0.55 (0.21–1.48)

Disease duration

1.02 (0.95–1.09)

bDMARDs (compared with control group)

3.24 (0.21–8.88)

MTX (compared with control group)

1.72 (0.87–3.37)

Age

0.99 (0.96–1.02)

CDAI at baseline

0.97 (0.93–1.02)

Sex (male)

0.87 (0.36–2.07)

Steinbrocker stage

0.31 (0.11–0.92)

Disease duration

1.01 (0.95–1.08)

  1. bDMARDs biologic disease-modifying anti-rheumatic drugs, CDAI clinical disease activity index, CI confidence interval, DAS28-ESR disease activity score in 28 joints using erythrocyte sedimentation rate, MTX methotrexate