Table 2

 Prediction of remission; final steps in multiple logistic regression analyses with backward elimination

Baseline variableOR95% CIp Value
CCP, cyclic citrullinated peptide; DAS28, disease activity score using a 28-joint count; HAQ, Health Assessment Questionnaire; RF, rheumatoid factor.
Remission18moMale sex1.5571.0622.2830.023
Disease duration0.9080.8540.9660.002
RF positivity0.5160.3550.7490.001
DAS280.7770.6590.9150.002
HAQ0.6980.5050.9670.031
Constant4.0570.018
Remission24moMale sex1.7131.2082.4310.003
Disease duration0.9080.8590.9600.001
CCP positivity0.6300.4480.8860.008
DAS280.8090.6950.9420.006
HAQ0.6440.4780.8690.004
Constant3.3620.025
Remission60moMale sex2.8371.9054.2240.001
Disease duration0.9250.8700.9830.012
RF positivity0.5560.3790.8150.003
DAS280.6670.5680.7850.001
Current or previous smoker0.6680.4530.9850.042
Constant3.6370.029
Remission18+24moMale sex1.5301.0222.2920.039
Disease duration0.9070.8480.9690.004
RF positivity0.5780.3890.8590.007
DAS280.7670.6450.9130.003
HAQ0.5610.3930.8010.001
Constant3.6110.041
Remission24+60moMale sex2.8731.8714.4110.001
Disease duration0.8710.8120.9350.001
RF positivity0.5190.3420.7880.002
DAS280.7500.6250.9000.002
HAQ0.6400.4380.9370.022
Current or previous smoker0.6230.4080.9510.028
Constant2.4280.16
Remission18+24+60moMale sex2.6411.6324.2730.001
Disease duration0.8830.8120.9590.003
RF positivity0.4700.2910.7590.002
DAS280.7500.6120.9180.005
HAQ0.5630.3600.8810.012
Constant1.5640.54