Demographic variables | Patients included in study (n = 256) | Patients not included in study (n = 252) | Pvalue |
---|---|---|---|
Age, years† | 54 (14) | 54 (13) | 0.941 |
Women, % | 65 | 70 | 0.208 |
Postmenopausal, % | 66 | 68 | 0.817 |
Randomization between the treatment groups, % | Sequential monotherapy: 25 Step-up therapy: 23 Initial combi therapy with prednisone: 27 Initial combi therapy with infliximab: 26 | Sequential monotherapy: 25 Step-up therapy: 25 Initial combi therapy with prednisone: 25 Initial combi therapy with infliximab: 25 | 0.921 |
Disease related variables | |||
Symptom duration, weeks‡ | 24 (14-53) | 23 (13-53) | 0.929 |
Disease duration, weeks‡ | 2 (1-5) | 3 (1-5) | 0.011 |
ACPA positive, %, n = 247 (not all baseline) | 54 | 70 | 0.000 |
RF positive, % | 62 | 68 | 0.175 |
DAS† | 4.4 (0.9) | 4.4 (0.9) | 0.529 |
ESR‡ | 37 (19-54) | 36 (19-57) | 0.781 |
CRP‡ | 20 (9-58) | 26 (10-55) | 0.272 |
HAQ score, 0-3 scale† | 1.4 (0.6) | 1.4 (0.7) | 0.276 |
Total SHS, 0-448 scale‡, † n = 248 | 5.9 (8.2)/2.5 (0.5-8.5) | 8.7 (12.7)/4.3 (1.0-11.0) | 0.024* |
Erosion score, 0-280 scale‡, † | 2.8 (4.7)/1 (0.0-3.5) | 3.9 (6.2)/1.5 (0.0-5.0) | 0.011* |
JSN score, 0-168 scale‡, † | 3.0 (4.8)/1.0 (0.0-4.1) | 4.8 (7.7)/2.0 (0.0-5.6) | 0.041* |
Total SHS hands, 0-280 scale‡, † | 3.0 (4.8)/1.0 (0.0-3.5) | 4.6 (8.4)/1.0 (0.0-5.0) | 0.217* |
Erosion score hands, 0-160 scale‡, † | 0.9 (1.8)/0.0 (0.0-1.0) | 1.4 (3.1)/0.5 (0.0-1.0) | 0.112* |
JSN score hands, 0-120 scale‡, † | 2.1 (3.9)/0.0 (0.0-3.0) | 3.1 (6.0)/0.50 (0.0-3.6) | 0.247* |
Total SHS feet, 0-168 scale‡, † | 2.8 (5.4)/0.5 (0.0-3.0) | 4.1 (7.2)/1.5 (0.0-4.5) | 0.011* |
Erosion score feet, 0-120 scale‡, † | 1.9 (3.9)/0.5 (0.0-2.0) | 2.5 (4.6)/0.5 (0.0-2.5) | 0.123* |
JSN score feet, 0-48 scale‡, † | 0.9 (2.0)/0.0 (0.0-1.0) | 1.7 (3.4)/0.0 (0.0-2.0) | 0.013* |
Presence erosive damage ≥ 1 unit, | 70 | 74 | 0.321 |
% n = 248 | 28 | 34 | 0.166 |
Presence erosive damage hands ≥ 1 unit, % | 40 | 46 | 0.205 |
Presence erosive damage feet ≥ 1 unit, % | |||
Hand BMD (g/cm2)† | 0.59 (0.08) | 0.59 (0.09) n = 107 | 0.870 |