Table 2.
Variable | Standardized regression coefficient | Standard error |
---|---|---|
Positive predictors | ||
NLP RA | 1.11 | 0.48 |
NLP seropositive | 0.74 | 0.26 |
ICD9 RA normalized* | 0.71 | 0.23 |
ICD9 RA | 0.66 | 0.44 |
NLP erosion | 0.46 | 0.29 |
Codified RF negative | 0.36 | 0.36 |
NLP methotrexate | 0.3 | 0.34 |
codified anti-TNF** | 0.29 | 0.3 |
NLP anti-CCP positive | 0.27 | 0.25 |
NLP anti-TNF*** | 0.2 | 0.36 |
NLP other DMARDs | 0.13 | 0.34 |
Negative predictors | ||
ICD9 JRA | -0.98 | 0.9 |
ICD9 SLE | -0.57 | 1.09 |
NLP PsA | -0.51 | 0.74 |
ICD9 RA normalized= ln (# ICD9 RA codes per subject at least one week apart)
codified anti-TNF= etanercept, infliximab (adalimumab was not available in our EMR)
NLP anti-TNF= adalimumab, etanercept, infliximab