Hayward, S. J., McIvor, J., Burdge, A. H., Jewkes, R. F.&Williams, G., 1987. Staging of prostatic carcinoma with radionuclide bone scintigraphy and lymphography.British Journal of Radiology, 60, 79–81.In the Results to this paper, on page 80, the opening sentence of the second paragraph should read “The incidence of metastases in patients staged clinically as T3and T4was significantly higher than in those staged as T0, T1and T2(p=<0.0005, χ2with Yates' correction) (Table II).” The two percentages actually printed in the passage should have been deleted. We apologise for this error—would readers please correct their copies.