marginally significantp = 0.08
There was a marginally significant correlation between serum prealbumin and LOS, both preoperatively (β = −0.66; 95% CI: −1.42 to −0.10; p = 0.08) and on the second postoperative day (β = −1.37; 95% CI: −2.87 to 0.11; p = 0.06).