Pulmonary arterial hypertension in systemic lupus erythematosus: identification of risk factors and haemodynamics characteristics in a multicentre retrospective cohort.

In the final logistic multivariable analysis, after backward selection of variables, Raynaud’s phenomenon remained significantly associated with PAH (OR 10.52 (0.98–14.8), p=0.0004), whereas anti-RNP positivity almost reached significance (OR 3.8 (2.8–38.9), p=0.052) ( table 4 ).

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Logistic regression analysis identified Raynaud’s phenomenon as an independent predictor of PAH in patients with SLE, with anti-RNP positivity showing a trend towards significance.

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