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Correspondence
Can we further SPARkle the SPAR model?
  1. Chengappa G Kavadichanda,
  2. Vir Singh Negi
  1. Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Pondicherry, India
  1. Correspondence to Dr Chengappa G Kavadichanda, Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Pondicherry 605006, India; doc.chengappa{at}gmail.com

http://dx.doi.org/10.1136/annrheumdis-2018-213954

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    We read with great interest the simple prediction model (SPAR) for the prediction of progress of early interstitial lung disease (ILD) in systemic sclerosis.1 The prospect of identifying such a predictor is both exciting and thought provoking. While the finding of lower oxygen saturation at baseline and after the 6 min walk test predicting progress …

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    Footnotes

    • Handling editor Josef S Smolen

    • Competing interests None declared.

    • Patient consent Not required.

    • Provenance and peer review Not commissioned; internally peer reviewed.

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