Intended for healthcare professionals

Letters Reducing population salt intake

The sodium phantom

BMJ 2011; 343 doi: (Published 27 September 2011) Cite this as: BMJ 2011;343:d6119
  1. Niels Graudal, senior consultant1,
  2. Gesche Jürgens, MD2
  1. 1Department of Rheumatology, Copenhagen University Hospital, Rigshospitalet, DK-2100 Copenhagen, Denmark
  2. 2Department of Clinical Pharmacology, Bispebjerg University Hospital, Copenhagen
  1. graudal{at}

Cappuccio and colleagues’ analysis is unbalanced.1 Firstly, the mean sodium intake in population studies that found a lowering effect of sodium reduction on blood pressure was above 250 mmol. Therefore these results cannot be applied to most of the world’s populations, which have a mean intake of about 150 mmol.2 In a population with a normal …

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