Higher Plasma Pyridoxal Phosphate Is Associated with Increased Antioxidant Enzyme Activities in Critically Ill Surgical Patients

Table 1

Characteristics of critically ill patients on the 1st and 7th day of admission to the surgical intensive care unit¹.

Characteristics	Day 1; (𝑛=37)	Day 7; (𝑛=37)
Gender (male/female)	20/17
Age (y)	66.00 ± 2.66
Body weight (kg)	62.79 ± 2.51^a	60.95 ± 1.85^b
APACHE II score	21.54 ± 1.13	20.19 ± 1.48
Length of ventilatory dependency (d)	22.38 ± 2.60
Length of SICU day (d)	17.60 ± 1.47
Length of hospital stay (d)	37.14 ± 4.16
SICU mortality (𝑛, %)	6 (16.22%)
28-day mortality (𝑛, %)	8 (21.62%)

1Values are means ± standard error of mean. SICU: surgical intensive care unit; APACHE II score: acute physiology and chronic health evaluation II score.
^a,bValues are significantly different between day 1 and day 7 within the group; 𝑃<0.05.