| AIC fit statistic | ΔAIC | BIC fit statistic | Parameter estimate (SE) | P value |
---|---|---|---|---|---|
Overall | |||||
 DAS28-ESR vs. SAA | 6854.0 | 305 | 6876.1 | 0.006(0.001) | <.0001 |
 DAS28-ESR vs. CRP | 7159.3 |  | 7181.5 | 0.038(0.002) | <.0001 |
By treatment – ETN | |||||
 DAS28-ESR vs. SAA | 4068.2 | 159 | 4087.7 | 0.007(0.001) | <.0001 |
 DAS28-ESR vs. CRP | 4227.2 |  | 4246.8 | 0.041(0.003) | <.0001 |
By treatment – DMARD | |||||
 DAS28-ESR vs. SAA | 2737.6 | 137 | 2762.2 | 0.006(0.002) | 0.0007 |
 DAS28-ESR vs. CRP | 2875.0 |  | 2899.7 | 0.029(0.003) | <.0001 |