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Table 1 Univariate analysis of functional outcome at discharge

From: Low hemoglobin is associated with poor functional outcome after non-traumatic, supratentorial intracerebral hemorrhage

Variable

mRS 0 to 3

(n = 46)

mRS 4 to 6

(n = 150)

P

Age (years)

(mean, SD)

62.5 (13.4)

68.6 (13.1)

0.007a

Sex (male, n, %)

29 (63.0)

101 (67.3)

0.136c

Hemorrhage volume (ml)

(median, IQR)

8.6 (24.0)

30 (66.4)

<0.001b

Intraventricular hemorrhage extension (n, %)

5 (10.9)

72 (48.0)

<0.001c

NIHSS on admission

(median, IQR)

4 (3)

16 (23)

<0.001b

Admission HB (g/dl)

(mean, SD)

14.2 (1.6)

13.6 (2.0)

0.052a

Mean HB (g/dl)

(mean, SD)

13.7 (1.8)

12.3 (2.0)

<0.001a

Nadir HB (g/dl)

(mean, SD)

13.0 (1.9)

11.5 (2.3)

<0.001a

Anemia during hospital stay

(n, %)

10 (21.7)

84 (56.0)

<0.001c

HB measurements (n)

(median, IQR)

4 (4.3)

5 (8.5)

0.22 b

Hospital stay (days)

(median, IQR)

7 (8)

6 (8)

0.32b

ICU stay (n, %)

7 (15.2)

76 (50.7)

<0.001c

Mechanical ventilation (n, %)

2 (4.3)

55 (36.9)

<0.001c

RBC transfusion (n, %)

1 (2.2)

9 (6.0)

0.302c

  1. a Student t-test
  2. b Mann-Whitney-U test
  3. c Chi squared test
  4. HB, hemoglobin; IQR, interquartile range; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale; RBC, red blood cell; SD, standard deviation.