In contrast, other variables—including sex, age, BMI, smoking status, diabetes mellitus (DM), hypertension, cardiovascular disease, preoperative treatments, hemoglobin, albumin, creatinine (Cr), glutamic oxaloacetic transaminase (GOT), glutamic pyruvic transaminase (GPT), approach type, stoma type (colostomy or ileostomy), use of the skin bridge method, base area of stoma, oblateness of the stoma, and history of peristomal skin disorders—were not significantly associated with the development of peristomal skin disorders during follow-up (all p > 0.05). This evidence concerns the gene GPT and diabetes mellitus.