Several serious concerns around the science and ethics of the NHS BSP Age Extension Randomised Controlled Trial have been raised in a letter to the BMJ this week. The signatories, who include Peter C Gotzsche, Director of the Nordic Cochrane Centre, call for the trial to be ended and for an independent review to be carried out.
Bewley S et al. Breast cancer screening trial. Time to halt an out of control trial with ineffective oversight.
Meanwhile, a timely Dutch study in the BMJ shows that the harms of breast screening may outweigh the benefits in older women.
Effect of implementation of the mass breast screening programme in the Netherlands: population based study. Nienke A de Glas et al.