Admission vitamin D status is associated with discharge destination in critically ill surgical patients

Annals of Intensive Care

Table 1 Demographic factors, baseline information, and clinical outcomes in surgical intensive care unit patients according to vitamin D status at initiation of care (n = 300)

Characteristic	25(OH)D <20 ng/mL (n = 186)	25(OH) ≥20 ng/mL (n = 114)	P value
Age (years)	64 (SD 16)	69 (SD 15)	< 0.01
Sex (%)			0.67
Female	41	44
Male	59	56
Race (%)			0.14
Non-white	12	6
White	88	94
BMI (kg/m²)	29 (SD 8)	28 (SD 6)	0.22
SES			0.09
Low	26	25
Moderate	39	41
High	36	33
Patient type (%)			0.21
Emergent	16	10
Non-emergent	84	90
APACHE II	17 (SD 9)	15 (SD 7)	0.03
Hospital LOS (days)	9 (IQR 6–15)	9 (IQR 6–12)	0.32
Vitamin D supplementation (%)			< 0.01
<1000 IU/day	88	72
≥1000 to <4000 IU/day	12	28
25OHD (ng/mL)	14 (SD 4)	27 (SD 7)	< 0.001
In-hospital mortality (%)			0.03
Alive	80	91
Deceased	20	9
Discharge destination (%)			< 0.01
Non-home	48	29
Home	52	71

BMI body mass index, SES socioeconomic status, APACHE II acute physiology and chronic health evaluation II, LOS length of stay, 25OHD 25-hydroxyvitamin D
Data presented as either mean with standard deviation (SD), median with interquartile range (IQR), or proportions and compared using t tests, Mann–Whitney tests, and Chi-squared tests, respectively. Significant P values (<0.05) are shown in italic. To convert ng/mL to nmol/L, please multiply by 2.496