Response to: 'High risk of systemic lupus erythematosus development in patients with ITP: antiphospholipid syndrome is also a concern?' by Inanc et al

We thank Inanc et al 1 for their comments on our article entitled ‘Risk of systemic lupus erythematosus (SLE) in patients with idiopathic thrombocytopenic purpura (ITP): a population-based cohort study’. In our article, we concluded that ITP is strongly associated with incidental SLE.2\n\nWe agree with Inanc et al 1 that antiphospholipid syndrome (APS) is an important effect modifier in ITP and SLE. We also acknowledge that Inanc et al 1 addressed the difference of APS (2.77% in the ITP group vs 0.02% in the non-ITP controls) in table …