Table 2.

Comparison of patients’ mean laboratory parameters at admission and postoperative days 1 and 5 ± 2

Laboratory parameters	Mean value ± SD at D0	Mean value ± SD at POD 1	Mean value ± SD at POD 5 ± 2	Post hoc test (p value)	F statistic (ANOVA)
Leucocyte count (× 10³/mL)	10.42 ± 3.4	10.46 ± 2.8	8.65 ± 3.1	D0 vs POD1: p = 1 POD1 vs 5 ± 2: p = 0.045	F_{(1.585, 14.261)} = 5.644, p = 0.02
Absolute neutrophil count (× 10³/mL)	8.46 ± 2.9	8.46 ± 2.4	6.49 ± 2.6	D0 vs POD1: p = 1 POD1 vs 5 ± 2: p = 0.026	F_{(1.849, 16.645)} = 6.733, p = 0.008
Relative lymphocyte count (%)	11.4 ± 3.2	11.2 ± 5.9	16.3 ± 6.1	D0 vs POD1: p = 1 POD1 vs 5 ± 2: p = 0.02	F_{(1.602, 14.420)} = 5.611, p = 0.02

Laboratory parameters

Mean value ± SD at D0

Mean value ± SD at POD 1

Mean value ± SD at POD 5 ± 2

Post hoc test (p value)

F statistic (ANOVA)

Leucocyte count (× 10³/mL)

10.42 ± 3.4

10.46 ± 2.8

8.65 ± 3.1

D0 vs POD1: p = 1

POD1 vs 5 ± 2: p = 0.045

F_{(1.585, 14.261)} = 5.644, p = 0.02

Absolute neutrophil count (× 10³/mL)

8.46 ± 2.9

8.46 ± 2.4

6.49 ± 2.6

D0 vs POD1: p = 1

POD1 vs 5 ± 2: p = 0.026

F_{(1.849, 16.645)} = 6.733, p = 0.008

Relative lymphocyte count (%)

11.4 ± 3.2

11.2 ± 5.9

16.3 ± 6.1

D0 vs POD1: p = 1

POD1 vs 5 ± 2: p = 0.02

F_{(1.602, 14.420)} = 5.611, p = 0.02

Univariate repeated measures ANOVA with Greenhouse-Geisser correction and post hoc tests using the Bonferroni adjustment (statistical significance set at p ≤ 0.05)

F statistic reported as F(degrees of freedom_time, degrees of freedom_error) = F value, p value)

Only significant outcomes are reported in this table

Abbreviations: D0 admission day, SD standard deviation, POD postoperative day