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Table 1 Differences of the baseline parameters between PHT and non-PHT patients

From: Pulmonary hypertension among maintenance hemodialysis patients in Somalia: a hospital-based observational study

Variables

All

PHT

Non-PHT

p*

(n: 143, 100%)

(n = 73, 51%)

(n = 70, 49%)

Demographic parameters

Age (years), mean ± SD

54.2 ± 18.4

55.9 ± 16.2

52.50 ± 20.3

0.260

Male gender, n (%)

65 (45.5)

31 (42.5)

34 (48.6)

0.464

Age categories in years, n (%)

0.544

 14–24

16 (11.2)

5 (6.8)

11 (15.7)

 

 25–34

8 (5.6)

4 (5.5)

4 (5.7)

 

 35–44

11 (7.7)

5 (6.8)

6 (8.6)

 

 45–54

28 (19.6)

17 (23.3)

11 (15.7)

 

 55–64

34 (23.8)

19 (26.0)

15 (21.4)

 

 ≥ 65

46 (32.2)

23 (31.5)

23 (32.9)

 

Hypertension, n (%)

81 (56.6)

42 (57.5)

39 (55.7)

0.829

Diabetes mellitus, n (%)

72 (50.3)

42 (57.5)

30 (42.9)

0.079

Smoking, n (%)

5 (3.5)

3 (4.1)

2 (2.9)

0.684

BMI (km/m2), mean ± SD

22.1 ± 2.7

22.3 ± 2.2

21.8 ± 3.1

0.273

Echocardiographic parameters

LVEF (%), mean ± SD

51.9 ± 12.8

46.5 ± 14.0

57.5 ± 8.3

 < 0.001

TRV(m/s), median (IQR)

2.0 (1.8)

3.8 (0.5)

1.0 (0)

 < 0.001

sPAP (mmHg), median (IQR)

35 (30)

50 (17.5)

20 (5)

 < 0.001

IVS (mm), mean ± SD

13.9 ± 3.2

14.6 ± 3.9

13.2 ± 2.1

0.011

LA (mm) diameter, mean ± SD

38.2 ± 3.8

39.4 ± 3.7

36.8 ± 3.4

 < 0.001

RA (mm) diameter, mean ± SD

35.9 ± 4.3

38.2 ± 4.5

33.6 ± 2.2

 < 0.001

Pericardial effusion, n (%)

 < 0.001

 No effusion

61 (43.0)

13 (18.1)

48 (68.6)

 

 Mild (5–10 mm)

62 (43.7)

42 (58.3)

20 (28.6)

 

 Moderate or severe (> 10 mm)

19 (13.4)

17 (23.6)

2 (2.9)

 

Diastolic dysfunction, n (%)

 < 0.001

 Normal

55 (38.5)

14 (19.2)

41(58.6)

 

 Grade 1

55 (38.5)

33 (45.2)

22 (31.4)

 

 Grade 2 or 3

33 (23.1)

26 (35.6)

7 (10.0)

 

Laboratory parameters

Urea (mg/dl), mean ± SD

149.7 ± 49.0

147.1 ± 45.5

152.7 ± 53.0

0.508

NA+ (meq/L), mean ± SD

134.9 ± 6.3

135.2 ± 6.2

134.6 ± 6.4

0.600

K+ (meq/L), mean ± SD

5.3 ± 0.9

5.4 ± 0.9

5.3 ± 1.1

0.733

Glucose (mg/dl), median (IQR)

115 (56)

107 (48)

121 (63)

0.246

Uric acid (mg/dl), mean ± SD

6.93 ± 1.78

6.77 ± 1.70

7.12 ± 1.88

0.272

Creatinine (mg/dl), mean ± SD

8.9 ± 2.6

8.8 ± 2.3

9.2 ± 2.8

0.316

Hemoglobin (g/dl), mean ± SD

8.4 ± 1.5

8.4 ± 1.6

8.4 ± 1.4

0.958

Platelet count (10^3/uL), mean ± SD

242.0 ± 97.6

242.7 ± 102.5

241.24 ± 92.6

0.932

WBC (10^3/uL), mean ± SD

6.9 ± 2.8

6.4 ± 2.6

7.5 ± 2.8

0.014

TSH (uIU/ml), median (IQR)

3.44 (3.4)

3.5 (3.5)

3.2 (3.0)

0.763

Hs-CRP (mg/L), median (IQR)

11.7 (26.3)

8.5 (25.7)

13.6 (28.5)

0.309

ALT (IU/L), median (IQR)

10 (7)

10 (9)

10 (7)

0.984

AST (IU/L), median (IQR)

15 (8)

16 (9)

14 (8)

0.393

  1. ALT: alanine transaminase; AST: aspartate aminotransferase; BMI: body mass index; CRP: C-reactive protein; IVS: interventricular septum; K + : serum potassium concentration; LA: left atrium end-diastolic internal diameter; LVEF: left ventricular ejection fraction; Na + :sodium concentration; PHT: pulmonary hypertension; RA: right atrium end-diastolic internal diameter; sPAP: systolic pulmonary artery pressure; TRV, tricuspid regurgitation velocity; TSH: thyroid stimulating hormone; WBC: white blood cell. *p value < 0.05 was considered significant