Table 1 Characteristics of patients with AMI and paralysis undergoing PCI.

From: In-hospital outcomes and temporal analysis of paralyzed patients with acute myocardial infarction undergoing percutaneous coronary intervention

Variable

AMI without paralysis

(n = 2,136,961)

AMI with spinal cord injury paralysis

(n = 6,711)

AMI with stroke paralysis

(n = 8,322)

P-value*

Number of cases weighted (%)

99.3 (99.2, 99.4)

0.3 (0.3, 0.4)

0.4 (0.3, 0.5)

 

Age

(survey-weighted mean (95% CI))

63.7 (63.2, 64.1)

66.6 (64.1, 69.0)

69.6 (67.6, 71.6)

< 0.001

Female (%)

33.2 (32.2, 34.3)

25.0 (18.0, 33.6)

42.4 (33.3, 52.2)

0.025

Race (%)

   

< 0.001

Caucasian

79.1 (76.5, 81.5)

77.5 (68.6, 84.5)

68.4 (61.9, 74.4)

 

African American

7.0 (6.1, 7.9)

8.2 (5.7, 11.5)

16.2 (13.0, 20.1)

 

Hispanic

8.2 (6.1, 11.0)

10.2 (4.0, 23.5)

8.2 (6.1, 10.9)

 

Asian or Pacific Islander

1.7 (1.3, 2.1)

1.1 (0.6, 2.0)

3.4 (2.4, 4.7)

 

Native American

0.9 (0.5, 1.7)

0.5 (0.2, 1.2)

0.4 (0.2, 0.9)

 

Other

3.1 (2.6, 3.7)

2.5 (1.6, 3.9)

3.4 (2.3, 4.8)

 

Primary expected payer (%)

   

< 0.001

Medicare

42.5 (39.7, 45.4)

55.4 (40.6, 69.3)

63.5 (53.2, 72.7)

 

Medicaid

7.3 (6.3, 8.6)

5.7 (3.9, 8.1)

7.3 (5.6, 9.3)

 

Private insurance

31.0 (29.4, 32.6)

12.3 (8.7, 17.2)

12.2 (6.2, 22.7)

 

Other

19.2 (16.2, 22.5)

26.6 (14.7, 43.2)

17.0 (10.0, 27.5)

 

Median household income (%)

   

0.542

1st quartile

29.0 (25.5, 32.8)

33.0 (19.1, 50.8)

31.4 (23.6, 40.5)

 

2nd quartile

26.2 (23.7, 28.9)

24.2 (14.5, 37.6)

28.9 (19.8, 39.9)

 

3rd quartile

22.1 (19.8, 24.6)

15.1 (10.8, 20.7)

23.5 (16.5, 32.4)

 

4th quartile

22.6 (19.5, 26.1)

27.6 (15.7, 43.8)

16.2 (12.7, 20.3)

 

Elective admissions (%)

5.8 (4.6, 7.2)

5.7 (3.7, 8.5)

6.7 (5.0, 9.0)

0.586

Smoking (%)

42.1 (39.6, 44.7)

22.5 (16.2, 30.5)

28.0 (22.8, 33.8)

< 0.001

Previous coronary artery bypass graft (%)

4.6 (4.1, 5.1)

3.3 (2.1, 5.0)

14.7 (6.6, 29.6)

< 0.001

Elixhauser Comorbidity Index (%)

   

< 0.001

ECS I

13.8 (13.0, 14.6)

4.7 (3.1, 7.0)

2.7 (1.9, 3.9)

 

ECS II

34.1 (32.9, 35.3)

38.0 (25.8, 51.9)

23.2 (16.0, 32.4)

 

ECS III

26.3 (25.8, 26.9)

17.1 (12.2, 23.4)

32.3 (23.1, 43.0)

 

ECS IV

25.8 (24.3, 27.3)

40.2 (31.6, 49.6)

41.7 (33.3, 50.7)

 

AMI type (%)

   

0.006

ST-segment elevation myocardial infarction

42.7 (40.5, 44.9)

48.5 (37.9, 59.2)

28.8 (21.1, 37.9)

 

Non-ST-segment elevation myocardial infarction

57.3 (55.1, 59.5)

51.5 (40.8, 62.1)

71.2 (62.1, 78.9)

 
  1. *Survey-weighted linear regression was used for continuous variables and a survey-weighted chi-square test was used for categorical variables. Data are presented as the survey-weighted mean (95% CI) for continuous variables and the survey-weighted percentage (95% CI) for categorical variables.
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