More recently, published results from a large cohort of symptomatic patients completing FIT and a full blood count (FBC) in primary care settings in Nottingham, England found that patients aged <70 years old with f-Hb<100 μg Hb/g and no IDA had a CRC risk of <3% in the following year.16 The gene discussed is GSTM1; the disease is colorectal carcinoma.