During 24 months since treatment start, models A, B and C, stratified by country
Model A
Adjusted for age and gender
DenmarkSwedenDenmarkSwedenDenmarkSweden
Adjusted RR (95% CI)1.15
(0.79 to 1.69)		1.31
(1.01 to 1.69)		0.81
(0.55 to 1.19)		0.95
(0.77 to 1.18)		0.70
(0.50 to 0.98)		0.73
(0.57 to 0.93)
Model B
Adjusted for age, gender, DAS28, smoking, disease duration and HAQ
Adjusted RR (95% CI)1.24
(0.78 to 1.98)		1.27
(0.97 to 1.65)		0.95
(0.59 to 1.55)		0.95
(0.76 to 1.18)		0.77
(0.50 to 1.18)		0.75
(0.59 to 0.96)
Model C
Adjusted for variables in model B + previous SI*, previous cancer†, previous COPD* and tertiles of prescription‡
Adjusted RR (95% CI)1.13
(0.71 to 1.82)		1.15
(0.88 to 1.49)		0.89
(0.54 to 1.47)		0.88
(0.70 to 1.10)		0.79
(0.50 to 1.22)		0.77
(0.60 to 0.98)