Table 1 Baseline characteristics
Baseline characteristicsEtanerceptInfliximabAdalimumabCombined
Number of cases278 (43)296 (46)68 (11)642
Age, years*57 (11)58 (11)59 (12)57 (11)
No. female223 (80)228 (77)51 (75)502 (78)
Current smokers56 (20)51 (17)6 (9)113 (18)
Ever smoked163 (59)168 (57)35 (51)366 (57)
Disease duration, years*13 (9)15 (10)13 (10)14 (10)
DAS28*6.7 (1)6.7 (1)6.5 (1)6.7 (1)
HAQ*2 (0.6)2 (0.6)2 (0.5)2 (0.6)
Concurrent DMARD(s)152 (55)277 (94)38 (56)467 (73)
Concurrent steroids105 (38)135 (46)24 (35)264 (41)
Previous biological21 (8)10 (3)3 (4)34 (5)
  • *Values are mean (SD). All other values are n (%).

  • DAS28, 28-joint disease activity score; DMARD, disease-modifying antirheumatic drug; HAQ, Health Assessment Questionnaire.