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Table 1 Characteristics of the study population before IPTW

From: Incidence rate of recurrent cardiovascular events in patients with radiographic axial spondyloarthritis and the effect of tumor necrosis factor inhibitors

Variable

TNFi non-exposure (n = 338)

TNFi exposure (n = 75)

p value

Age, years, mean ± SD

60.7 ± 13.3

51.9 ± 10.9

< 0.001

Male, n (%)

253 (74.9)

69 (92.0)

0.001

Disease duration, years, mean ± SD

3.2 ± 2.8

3.2 ± 2.9

0.918

Comorbidities

   

 Hypertension, n (%)

219 (64.8)

32 (42.7)

< 0.001

 Type 2 diabetes, n (%)

95 (28.1)

12 (16.0)

0.030

 Dyslipidemia, n (%)

149 (44.1)

33 (44.0)

0.990

 Chronic kidney disease, n (%)

23 (6.8)

1 (1.3)

0.097

Medications

   

 Methotrexate, n (%)

38 (11.2)

21 (28.0)

< 0.001

 Sulfasalazine, n (%)

129 (38.2)

55 (73.3)

< 0.001

 Glucocorticoids, n (%)

305 (90.2)

67 (89.3)

0.813

 Non-selective NSAIDs, n (%)

319 (94.4)

71 (94.7)

> 0.999

 Selective COX-2 inhibitors, n (%)

202 (59.8)

54 (72.0)

0.048

 Antiplatelet agents, n (%)

325 (96.2)

75 (100.0)

0.138

 Anticoagulants, n (%)

61 (18.0)

7 (9.3)

0.066

 Statins, n (%)

315 (93.2)

71 (94.7)

0.799

 ACE inhibitors or ARBs, n (%)

259 (76.6)

58 (77.3)

0.896

 Beta-blockers, n (%)

219 (64.8)

44 (58.7)

0.318

 SGLT2 inhibitors, n (%)

37 (10.9)

11 (14.7)

0.363

 GLP1 receptor agonists, n (%)

3 (0.9)

0 (0.0)

> 0.999

  1. ACE, angiotensin-converting enzyme; ARBs, angiotensin II receptor blockers; COX-2, cyclooxygenase-2; GLP1, glucagon-like peptide-1; IPTW, inverse probability of treatment weighting; NSAIDs, non-steroidal anti-inflammatory drugs; SD, standard deviation; SGLT2, sodium-glucose cotransporter-2; TNFi, tumor necrosis factor inhibitors