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Table 1 Descriptive statistics by stroke type. Number (%)

From: Socioeconomic status and survival after stroke – using mediation and sensitivity analyses to assess the effect of stroke severity and unmeasured confounding

 

ICH

Pa

IS

Pa

All

Low

Mid/High

All

Low

Mid/High

N

6777

2304

4473

 

51,159

17,020

34,139

 
  

(34.0)

(66.0)

  

(33.3)

(66.7)

 

Death 0–3 months

1888

719

1169

< 0.001

5381

2127

3254

< 0.001

 

(27.9)

(31.2)

(26.1)

 

(10.5)

(12.5)

(9.5)

 

Lowered consciousness

2455

930

1525

< 0.001

5544

2153

3391

< 0.001

 

(36.2)

(40.4)

(34.1)

 

(10.8)

(12.6)

(9.9)

 

Men

3785

894

2891

< 0.001

26,819

5854

20,965

< 0.001

 

(55.9)

(38.9)

(64.6)

 

(52.4)

(34.4)

(61.4)

 

Age, mean

70.9

72.2

70.3

< 0.001

74.2

76.0

73.3

< 0.001

(st. dev.)

(13.8)

(14.5)

(13.3)

 

(12.4)

(12.5)

(12.2)

 

Atrial fibrillation

1218

401

817

0.401

13,325

4748

8577

< 0.001

 

(18.0)

(17.4)

(18.3)

 

(26.0)

(27.9)

(25.1)

 

Diabetes

929

321

608

0.728

9661

3310

6351

0.022

 

(13.7)

(13.9)

(13.6)

 

(18.9)

(19.4)

(18.6)

 

Smoking status

   

0.551

   

< 0.001

 Smoker

720

234

486

 

7760

2450

5310

 
 

(10.6)

(10.2)

(10.9)

 

(15.2)

(14.4)

(15.6)

 

 Unknown

785

276

509

 

3214

1154

2060

 
 

(11.6)

(12.0)

(11.4)

 

(6.3)

(6.8)

(6.0)

 

Living alone

2852

1022

1830

0.007

23,453

8327

15,126

< 0.001

 

(42.1)

(44.4)

(40.9)

 

(45.8)

(48.9)

(44.3)

 
  1. aP-values from Pearson’s χ2 test (categorical variables) and independent samples t tests (age) comparing low and mid/high income patients