Table 3 Correlation of clinical and laboratory variables with nailfold videocapillaroscopy score.

From: Alterations in nailfold videocapillaroscopy among patients with connective tissue diseases combined with pulmonary arterial hypertension: A cross-sectional study

Factors

ESR

Cr

BLD

PRO

Age

ANA

Anti-Ro52

Anti-Scl-70

PAH

Reynaud’s phenomenon

R value

−0.131

−0.110

−0.110

−0.138

0.111

0.106

0.108

0.178

0.171

0.472

P value

0.012

0.034

0.036

0.009

0.031

0.041

0.038

0.001

0.001

0.000

  1. Variables with linear correlation with nailfold videocapillaroscopy score were considered statistically significant at P < 0.05, with R indicating the strength of the correlation, ESR erythrocyte sedimentation rate, Cr creatinine, BLD, urine occult blood, PRO urine protein, ANA antinuclear autoantibodies, PAH pulmonary arterial hypertension.
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