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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