ALB and Hypertension: It was found that age, BMI, APACHE II score, hypertension, stroke, aortic surgery, valve surgery, cardiopulmonary bypass time, cross‐clamp time, intraoperative blood loss, NUTRIC score, mNUTRIC score, serum albumin level, hemoglobin, and lymphocyte count were associated with hospital mortality (P < 0.1).