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Table 1 Patient TNFi therapy exposure and bDMARD switching

From: Unmet needs in ankylosing spondylitis patients receiving tumour necrosis factor inhibitor therapy; results from a large multinational real-world study

 

All

(n = 2795)

North America

(n = 530)

LatAm

(n = 137)

EU5

(n = 1478)

APAC

(n = 335)

T&ME

(n = 315)

Number of previous TNFi therapies ever received, n (%)

 0

916 (32.8)

108 (20.4)

15 (10.9)

535 (36.2)

103 (30.7)

155 (49.2)

 1

1623 (58.1)

347 (65.5)

113 (82.5)

821 (55.5)

194 (57.9)

148 (47.0)

 2

200 (7.2)

60 (11.3)

9 (6.6)

89 (6.0)

31 (9.3)

11 (3.5)

 3+

56 (2.0)

15 (2.8)

0 (0.0)

33 (2.2)

7 (2.1)

1 (0.3)

Time on 1st bDMARD despite primary lack of efficacy, months

(n = 34)

(n = 16)

 

(n = 13)

(n = 2)

(n = 3)

 Mean (SD)

11.1 (10.2)

12.6 (11.6)

10.7 (9.7)

1 (0.0)

11.3 (5.0)

 Median

9.5

11.0

9.0

1.0

12.0

 Min, Max

0.0–36.0

2.0–36.0

0.0–36.0

1.0–1.0

6.0–16.0

 IQR

0.0, 1.0

0.0, 1.5

0.0, 0.0

0.0, 1.0

0.0, 0.5

0.0, 0.0

  1. Abbreviations: APAC Asia Pacific region, bDMARD biological disease modifying anti-rheumatic drug; BMI body mass index, EU5 European Union 5, IQR interquartile range, LatAm Latin America, T&ME Turkey and Middle East, SD standard deviation, TNFi tumour necrosis factor inhibitor