FH and neoplasm: At baseline, the difference between FH positive and FH negative was higher in tumour-positive subjects (WMD 16.1; s.e. 2.6; 95% CL 10.8–21.5; P<0.001) than in tumour-negative subjects (WMD 11.0; s.e. 2.6; 95% CL 5.8–16.2; P<0.001).