Skip to main content

Table 2 Pulmonary function test and echocardiography within a 3-month period of nailfold videocapillaroscopy

From: Quantitative videocapillaroscopy correlates with functional respiratory parameters: a clue for vasculopathy as a pathogenic mechanism for lung injury in systemic sclerosis

Variable

N

Result

Pulmonary function test

 FVC, % predicted

134

80.8 (± 20.1)

 DLCO, % predicted

134

66.2 (± 23.7)

 FVC%/DLCO%

134

1.5 (± 0.4)

Echocardiography

 RVSP (mmHg)

96

30.7 (± 12.0)

 TRV (m/s)

96

2.8 (± 0.3)

 TRV ≥ 2.9 m/s or other echo PH signs

134

14 (10.4)

  1. Data presented as mean (± standard deviation) for continuous variables and as number (%) for categorical variables
  2. FVC forced vital capacity, DLCO diffusion capacity of the lung for carbon monoxide, RVSP right ventricular systolic pressure, TRV tricuspid regurgitation velocity, PH pulmonary hypertension