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Table 1 Demographics, cardiovascular risk factors, and disease-related data in subjects

From: The angiopoietin-like protein 4, apolipoprotein C3, and lipoprotein lipase axis is disrupted in patients with rheumatoid arthritis

 

Controls

RA

 

(n=246)

(n=323)

p

Age, years

54 ± 16

55 ± 10

0.62

Female, n (%)

162 (66)

263 (81)

<0.001

BMI, kg/m2

30 ± 3

28 ± 5

<0.001

Abdominal circumference, cm

100 ± 6

97 ± 13

<0.001

Cardiovascular data

   

CV risk factors, n (%)

 Current smoker

47 (19)

64 (20)

0.83

 Obesity

67 (27)

104 (32)

0.20

 Hypertension

92 (37)

101 (31)

0.13

 Diabetes mellitus

42 (17)

42 (13)

0.16

Blood pressure, mm Hg

 Systolic

139 ± 8

133 ± 19

<0.001

 Diastolic

84 ± 5

81 ± 12

0.001

Statins, n (%)

66 (27)

104 (32)

0.19

Disease-related data

CRP at time of study, mg/l

2.0 (1.1–4.6)

2.6 (1.3–6.1)

0.023

Disease duration, years

 

8 (4–15)

 

ESR at time of study, mm/1° hour

 

25 (12–45)

 

Rheumatoid factor, n (%)

 

218 (67)

 

ACPA, n (%)

 

179 (55)

 

DAS28-ESR

 

2.32 ± 1.19

 

DAS28-PCR

 

2.54 ± 1.05

 

SDAI

 

12 (6–20)

 

CDAI

 

8 (4–14)

 

HAQ

 

0.750 (0.250–1.250)

 

Current drugs, n (%)

 Prednisone

 

123 (38)

 

 Prednisone doses, mg/day

 

5 (3–5)

 

 NSAIDs

 

154 (48)

 

 DMARDs

 

277 (86)

 

 Methotrexate

 

238 (74)

 

 Leflunomide

 

72 (22)

 

 Hydroxychloroquine

 

37 (11)

 

 Sulfasalazine

 

25 (8)

 

 Anti-TNF therapy

 

68 (21)

 

 Tocilizumab

 

17 (5)

 

 Rituximab

 

6 (2)

 

 Abatacept

 

6 (2)

 

 JAK inhibitors

 

7 (2)

 

Historical disease-related data

   

History of extraarticular manifestations, n (%)

 

24 (7)

 

Erosions, n (%)

 

113 (35)

 

CRP at time of disease diagnosis, mg/l

 

6.4 (2.5–17.1)

 

CRP >3 at time of disease diagnosis, n (%)

 

152 (47)

 

ESR at disease diagnosis, mm/1° hour

 

31 ± 19

 

Subclinical atherosclerosis

   

Carotid IMT, microns

 

698 ± 137

 

Carotid plaques, n (%)

 

124 (38)

 
  1. Data represent means ± SD or median (IQR) when data were not normally distributed
  2. CV cardiovascular, LDL low-density lipoprotein, HDL high-density lipoprotein, CRP C-reactive protein, NSAID nonsteroidal anti-inflammatory drugs, DMARD disease-modifying antirheumatic drug, TNF tumor necrosis factor, Obesity, ESR erythrocyte sedimentation rate, BMI body mass index, DAS28 Disease Activity Score in 28 joints, ACPA anti-citrullinated protein antibodies, CDAI Clinical Disease Activity Index, SDAI Simple Disease Activity Index, HAQ Health Assessment Questionnaire