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Table 2 Comparison between patients with and without post-stroke delirium

From: Cigarette smoking is an independent risk factor for post-stroke delirium

 

Delirium (n = 38)

No delirium (n = 538)

p-value

Demographics

 Age (SD), y

70.6 (9.3)

64.9 (13.4)

0.001*

 Male sex (%)

28 (73)

339 (63)

0.409

 Hypertension (%)

29 (76)

353 (65)

0.215

 Diabetes (%)

18 (47)

192 (36)

0.164

 Smoking (%)

15 (40)

129 (24)

0.049*

 Daily alcohol use (%)

5 (13)

30 (5)

0.072

 Underlying dementia (%)

0 (0)

11 (2)

1.000

Clinical features

 Involved hemisphere

  

0.751

  Right (%)

16 (42)

194 (36)

 

  Left (%)

16 (42)

268 (49)

 

  Bilateral (%)

5 (13)

49 (9)

 

 Stroke syndrome

  

<0.001*

  Major hemispheric (%)

21 (55)

140 (26)

 

  Minor hemispheric (%)

3 (8)

76 (14)

 

  Lacunar syndrome (%)

5 (13)

169 (31)

 

  Brainstem-cerebellum (%)

2 (5)

84 (16)

 

 Infection during admission (%)

2 (5)

18 (3)

0.637

 Metabolic derangement (%)

8 (21)

87 (16)

0.433

 NIHSS at discharge (SD)

5.0 (5.0)

3.5 (5.9)

0.142

 BI at discharge (SD)

73.8 (29.0)

83.2 (29.0)

0.065

 mRS at discharge (SD)

2.5 (1.6)

1.7 (1.6)

0.010*

 Inpatient mortality (%)

0 (0)

4 (1)

1.000

 Hospitalization period (SD), d

13.3 (7.0)

10.7 (8.0)

0.049*

 BI 3 months after discharge (SD)

79.0 (34.5)

89.5 (25.0)

0.247

 mRS 3 months after discharge (SD)

2.3 (1.6)

1.4 (1.5)

0.018*

  1. NIHSS National Institutes of Health Stroke Scale, BI Barthel index, mRS modified Rankin scale, * p-value < 0.05