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Table 4 ANOVA showing the variation of liver parameters GGT and AP and types of surgery: differences between the end and beginning of the study

From: Risk factors of hepatic function alterations in hospitalized adult patients treated with short-term parenteral nutrition receiving the same lipid composition at the same dose

Surgery   GGT variations AP variations
n Average ± SD Average ± SD
No surgery 41 1.25 ± 2.02 0.57 ± 1.03
Colorectal 77 2.35 ± 2.58 0.87 ± 0.93
Gastroesophagic 30 2.91 ± 2.67 1.07 ± 0.81
Bilio-hepatic and pancreatic 7 1.35 ± 2.41 0.46 ± 0.29
Small intestine and peritoneal 17 2.41 ± 2.57 2.07 ± 3.80
Others [not digestive system]a 9 1.99 ± 2.18 0.91 ± 0.83
Total 181 2.14 ± 2.45 0.94 ± 1.48
F Snedecor (sig.)   2.04 (0.076) 2.84 (0.017)
  1. GGT Gamma-glutamyl transferase (μkat/L), AP Alkaline phosphatase (μkat/L), SD standard deviation, ANOVA analysis of variance
  2. aOthers [not digestive system]: radical hysterectomy, cystoprostatectomia, resection of bladder, lymphadenectomy, prosthesis implant, nephrectomy