Table 1 Baseline characteristics and echocardiographic parameters of the study population.

From: Integrative proteomics and metabolomics reveal important pathways and potential biomarkers in high-altitude pulmonary hypertension

 

Metabolomic

Proteomic

 

HAPH

(N = 30)

HC

(N = 30)

P value

HAPH

(N= 15)

HC

(N=15)

P value

Demographic

      

Male

9.0 (30%)

10.0 (33%)

0.800

5 (33.33%)

5 (33.33%)

0.800

Age

37 (34, 50)

38 (34,48)

0.900

45 (37,54.5)

45 (37,51)

0.917

BMI, cm/kg2

21.5 (19.9, 27.2)

22.9(20.3,23.9)

> 0.900

21.22 (20.29,24.12)

21.37 (20.15,23.29)

0.934

Clinical feature

      

SaO2,%

82.0 (79.0, 84.0)

83.0(81.0,86.0)

0.300

82 (74,83.5)

83 (81.5,86)

0.297

SBP, mmHg

112 (104, 120)

110 (106, 118)

0.506

113.5 ± 12.83

110.27 ± 9.21

0.434

DBP, mmHg

75 (67, 80)

75 (71, 79)

0.846

74.37 ± 8.12

73.3 ± 6.61

0.696

HGB, g/l

172 (160, 179)

166(156,172)

0.140

172 (163,178)

164 (156.5,175)

0.35

Echocardiographic parameters

LVEDD, mm

43.1 ± 4.14

40 ± 5

0.011

41.73 ± 4.43

39.4 ± 4.9

0.182

LVPWT, mm

9 (8,9)

9 (8,9)

0.184

9 (8,9)

9 (7.5,9)

0.439

LVESD, mm

26.7 ± 2.94

25.33 ± 2.41

0.054

25.73 ± 3.15

25.07 ± 2.63

0.534

LVEF, %

66.4 ± 5.88

65.83 ± 4.68

0.681

66.4 ± 7.15

65.67 ± 5.46

0.755

RVOT, mm

23.83 ± 3.64

23.23 ± 2.28

0.448

23.53 ± 3.91

23.73 ± 2.46

0.868

MPA, mm

18 (17,18.75)

18 (17.25,19)

0.509

17.93 ± 2.05

17.67 ± 1.72

0.702

RVD, mm

30.7 ± 4.26

24.33 ± 3.36

< 0.001

30 ± 5.21

24.33 ± 3.35

0.001

RAD, mm

27.5 (21.0, 33.0)

27.0 (23.0, 33.0)

0.800

28.4 ± 6.94

28.53 ± 5.3

0.953

LVD, mm

35.8 ± 4.46

35.3 ± 4.13

0.654

35.53 ± 4.19

34.8 ± 4.2

0.636

LAD, mm

25.0 (23.0, 27.0)

26.5 (24.0, 30.0)

0.200

25 (24.5,26.5)

27 (23.5,30.5)

0.786

  1. This analysis was conducted separately in the test sets of HAPH examiners (n = 30) and Healthy control (n = 30) for metabolomic research and HAPH examiners (n = 15) and Healthy control (n = 15) for proteomic research. abbreviations: BMI, body mass index; SaO₂, arterial oxygen saturation; SBP, systolic blood pressure; DBP, diastolic blood pressure; HGB, hemoglobin; LVEDD, left ventricular end-diastolic diameter; LVPWT, left ventricular posterior wall thickness; LVESD, left ventricular end-systolic diameter; LVEF, left ventricular ejection fraction; RVOT, right ventricular outflow tract; MPA, main pulmonary artery; RVD, right ventricular diameter; RAD, right atrial diameter; LVD, left ventricular diameter; LAD, left atrial diameter.