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Table 1 Demographics of SSc patients and controls vis-à-vis comorbidities, analytical, and disease-related data

From: HDL cholesterol efflux capacity and lipid profile in patients with systemic sclerosis

 

Controls (n = 115)

SSc patients (n = 73)

p

Demographics

 Female, n (%)

107 (93)

68 (93)

0.98

 Age, years

60 ± 6

59 ± 1

0.40

 BMI, mg/cm2

28 ± 5

29 ± 6

0.38

 Waist circumference, cm

91 ± 14

96 ± 14

0.042

 Systolic pressure, mmHg

131 ± 15

133 ± 19

0.54

 Diastolic pressure, mmHg

84 ± 53

80 ± 13

0.53

Comorbidities, n(%)

 Hypertension

40 (35)

27 (37)

0.76

 Current smoking

19 (17)

14 (19)

0.61

 Diabetes

7 (6)

8 (11)

0.22

 BMI > 30

30 (26)

22 (30)

0.55

 Statins

13 (11)

25 (34)

0.000

Analytical data

 CRP, mg/dl

1.00 (1.00–3.00)

2.35 (1.15–4.29)

0.96

 Cholesterol, mg/dl

223 ± 38

198 ± 39

0.000

 Triglycerides, mg/dl

104 ± 52

153 ± 83

0.000

 HDL cholesterol, mg/dl

66 ± 18

49 ± 13

0.000

 LDL cholesterol, mg/dl

136 ± 35

111 ± 45

0.000

 LDL:HDL cholesterol ratio

2.23 ± 0.84

2.50 ± 1.62

0.23

 Non-HDL cholesterol, mg/dl

157 ± 37

149 ± 41

0.24

 Lipoprotein A, mg/dl

16 (9.32)

23 (12.65)

0.020

 Apolipoprotein A1, mg/dl

197 ± 34

168 ± 32

0.000

 Apolipoprotein B, mg/dl

102 ± 22

100 ± 26

0.67

 Apo B:Apo A ratio

0.54 ± 0.16

0.63 ± 0.30

0.024

 Atherogenic index

3.58 ± 0.98

4.37 ± 1.74

0.003

 Cholesterol efflux capacity, %

17 ± 11

8 ± 3

0.000

Systemic sclerosis-related data, n (%)

 Disease duration, years

 

9 (4–15)

 

 Modified Rodnan skin score, units

 

3 (1–6)

 

 Raynaud phenomenon

 

62 (85)

 

 Digital ulcers

 

8 (11)

 

 Calcinosis

 

7 (10)

 

 Arthritis

 

15 (21)

 

 Gastric reflux

 

29 (40)

 

 Pathological esophageal manometry

 

40 (55)

 

 Interstitial lung disease

 

16 (22)

 

 Pulmonary hypertension

 

16 (22)

 

 Anti-centromere antibody positivity

 

47 (64)

 

 Anti-Scl70 antibody

 

10 (14)

 

Treatments

 Current prednisone use

 

15 (21)

 

 Prednisone, mg/day

 

5 (5–10)

 

 DMARDs, n (%)

 

10 (14)

 

 Azathioprine

 

4 (5)

 

 Methotrexate

 

2 (3)

 

 Mycophenolate

 

2 (3)

 

 Hydroxychloroquine

 

2 (3)

 
  1. Data represent patient numbers (%), means ± SD or median (IQR) when data were not normally distributed
  2. BMI body mass index; CRP C-reactive protein; DMARD disease-modifying anti-rheumatic drug; HDL high-density lipoprotein; LDL low-density lipoprotein