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Table 3 Comparison of various parameters among the three PAH risk-stratified groups

From: Eye signs as a novel risk predictor in pulmonary arterial hypertension associated with systemic lupus erythematosus

GROUP

Low risk (n = 8)

Moderate risk (n = 14)

High risk (n = 7)

P value

PH

(mmHg)

44.38 ± 3.89

47.86 ± 9.49

54.71 ± 23.91

0.336

NT- proBNP

(pg/ml)

251.35 ± 205.83

1059.49 ± 643.79

1865.44 ± 887.56

0.001**

6MWD

(m)

443.75 ± 51.81

391.64 ± 47.93

277.71 ± 91.62

0.001**

VD

(n/mm2)

2.1 ± 0.42

1.08 ± 0.65

0.96 ± 0.52

0.001**

MFI

2.35 ± 0.35

1.39 ± 0.77

0.97 ± 0.47

0.001**

Eye sign

 
  1. 6MWD 6-minute walking distance; NT-proBNP N-terminal prohormone of brain natriuretic peptide; VD vessel density; MFI microvascular flow index; *P < 0.05, **P < 0.01