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Table 6 Variables associated with PAH among SLE patients in the univariate logistic regression analysis

From: Nailfold capillaroscopy as a risk factor for pulmonary arterial hypertension in systemic lupus erythematosus patients

Variables Odds ratio 95% CI P-value
Sex 0.952 0.081–11.134 0.969
Age at SLE diagnosis 1.019 0.972–1.069 0.437
Pregnancy 1.385 0.466–4.111 0.558
Miscarriage 4.000 0.989–16.179 0.052
Smoking 0.526 0.055–5.035 0.577
Raynaud’s phenomenon 3.230 0.933–11.182 0.064
Venous thrombosis 1.652 0.455–5.993 0.445
SLEDAI (total) 0.945 0.802–1.113 0.501
Malar rash 0.812 0.141–4.640 0.809
Photosensitivity 0.313 0.057–1.703 0.179
Arthritis 0.136 0.018–1.003 0.050
Serositis 3.172 0.708–14.213 0.131
Renal involvement 0.881 0.191–4.068 0.871
Neuropsychiatric involvement 0.560 0.105–2.989 0.498
Anti-Sm 1.046 0.278–3.932 0.947
Anti-RNP 2.412 0.756–7.694 0.137
Anti-La 1.040 0.182–5.953 0.965
Anti-Ro 1.250 0. 359–4.348 0.726
Anticardiolipin IgM 1.667 0.254–10.931 0.594
Anticardiolipin IgG 1.029 0.234–4.521 0.970
Anti-DNA 0.414 0.103–1.670 0.215
C2 1.006 0.984–1.029 0.574
CH 100 1.003 0.981–1.026 0.787
CRP 1.005 0.984–1.027 0.634
SD pattern on capillaroscopy 6.796 1.897–24.345 0.003
  1. 95% CI 95% confidence interval, CRP C-reactive protein, PAH pulmonary arterial hypertension, SD scleroderma pattern, SLE systemic lupus erythematosus