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Table 1 Patient characteristics

From: Vitamin D deficiency in critically ill patients with traumatic injuries

Variable

Normal

Insufficient

Deficient

Severely deficient

P ≤

25-OH vitamin D concentration range, ng/mL

30–80

20–29.9

13.1–19.9

≤13

 

N

6

31

75

46

 

Male/female, n/n

5/1

27/4

61/14

37/9

0.885

Race

     

 Caucasian, n (%)

5 (83 %)

22 (71 %)

34 (45 %)

13 (28 %)

0.004

 African-American, n (%)

1 (17 %)

5 (16 %)

32 (43 %)

27 (59 %)

 

 Hispanic/other, n (%)

0 (0 %)

4 (13 %)

9 (12 %)

6 (13 %)

 

Etiology for admission

     

 MVA, n (%)

1 (17 %)

21 (68 %)

48 (64 %)

18 (39 %)

0.001

 GSW/KSW, n (%)

0 (0 %)

1 (3 %)

14 (19 %)

19 (41 %)

 

 Fall/Assault, n (%)

5 (83 %)

6 (19 %)

9 (12 %)

6 (13 %)

 

 Other, n (%)

0 (0 %)

3 (10 %)

4 (5 %)

3 (7 %)

 

Age, years

60 ± 30

46 ± 22

45 ± 18

43 ± 17

0.243

Weight, kg

70 ± 20

85 ± 17

88 ± 23

87 ± 19

0.206

BMI, kg/m2

22 ± 5

27 ± 4

28 ± 7

29 ± 5

0.033

Injury severity score

25 ± 6

30 ± 14

27 ± 14

29 ± 13

0.399

C-reactive protein, mg/dL

20.4 ± 12.0

18.5 ± 12.0

22.1 ± 12.5

23.7 ± 11.9

0.380

Prealbumin, mg/dL

8.9 ± 5.6

9.9 ± 8.2

8.7 ± 4.1

8.5 ± 3.7

0.989

Alcohol abuse, n (%)

1 (17 %)

10 (32 %)

17 (23 %)

12 (26 %)

0.720

Admitted Nov–Mar, n (%)

3 (50 %)

10 (32 %)

29 (39 %)

24 (52 %)

0.300

Serum ionized calcium, mmol/L

1.19 ± 0.06

1.17 ± 0.06

1.18 ± 0.09

1.16 ± 0.07

0.407

Serum phosphorus, mg/dL

2.9 ± 0.3

3.8 ± 0.8

3.6 ± 1.0

3.6 ± 1.0

0.055

25-OH vitamin D, ng/mL

39.2 ± 7.3

23.2 ± 3.0

16.0 ± 2.2

12.8 ± 0.5

0.001

Hospital day of vitamin D determination, days

6.2 ± 2.9

9.8 ± 5.6

7.4 ± 5.3

7.1 ± 4.5

0.077

  1. BMI body mass index, GSW gunshot wound, KSW knife stab wound, Mar March, MVA motor vehicle accident, N number of patients, Nov November, OH hydroxy
  2. *Significantly different (P ≤ 0.05) from the other groups