Recurrent CDI was more common in overweight patients having high plasma glucose just after surgery or a higher CRP level during the first episode of the disease as well as for those with a history of coronary disease or diabetes mellitus (P = 0.005, P = 0.030, P = 0.009, P = 0.049, and P = 0.025, respectively), (Table 4). Here, CRP is linked to clostridium difficile infection.