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Table 2 Clinical characteristics and outcomes of patients with pulmonary complications after total Shoulder Arthroplasty

From: Retrospective analysis of the occurrence, potential risk factors and medical significance of pulmonary complications after total shoulder arthroplasty from the National Inpatient Sample database (2010–2019)

Comparison Group

Pneumonia

P

Respiratory Failure

P

Pulmonary Embolism

P

Any Pulmonary Complication

P

No Pulmonary Complication

P

Total (n = count)

626

 

1779

 

192

 

2396

 

171,377

 

Incidence (%)

0.4

 

1

 

0.1

 

1.4

 

98.6

 

Age (average, yr)

70 (63,76)

 < 0.001

70(63,76)

 < 0.001

70(63,76)

 < 0.001

71(65,77)

 < 0.001

70(63,76)

 < 0.001

Age group (%)

 

 < 0.001

        

 ≤ 60

15.8

13.8

 

10.9

 

13.6

 

38.41

 

 61–70

29.7

33.6

33.9

33.0

34.71

 71–80

37.7

37

41.1

37.5

35.27

 ≥ 81

16.8

15.6

14.1

15.9

11.24

Sex (% female)

64.2

 < 0.001

66.9

 < 0.001

60.9

 < 0.001

66.4

 < 0.001

55.3

 < 0.001

Race (%)

 

0.042

 

0.558

 

0.947

 

0.694

 

0.694

 Caucasian

87.3

90.0

90.0

89.3

87.9

 African-American

6.3

4.6

5

5.0

4.5

 Hispanic

2.6

3.3

3.3

3.2

3.8

 Asian or Pacifi c Islander

1.0

0.4

0.6

0.5

5.0

 Native American

0.7

0.5

0.0

0.4

0.4

 Othera

2.1

1.2

1.1

1.6

1.6

Type of insure (%)

 

 < 0.001

 

 < 0.001

 

0.173

 

 < 0.001

 

 < 0.001

 Medicare

76.2

79.7

75.0

78.9

79.2

 Medicaid

3.7

3.6

3.6

3.7

3.8

 Private insurance

14.7

12.9

18.8

13.5

13.3

 Self-pay

0.8

0.4

1.0

0.5

0.7

 No charge

0.3

0.1

0.0

0.1

0.4

 Otherb

4.3

3.2

1.6

3.3

2.6

CCI

4(3,5)

 < 0.001

5(4,7)

 < 0.001

5(4,6)

 < 0.001

5(4,7)

 < 0.001

4(3,5)

 < 0.001

LOS (d)

5(3,7)

 < 0.001

3(2,5)

 < 0.001

6(4,7)

 < 0.001

4(2,6)

 < 0.001

1(1,2)

 < 0.001

Cost (TOTCHG) c

7.54 (5.38.,11.59)

 < 0.001

7.98 (5.77,11.8)

 < 0.001

8.2 (6.06,11.9)

 < 0.001

7.77 (5.62,11.46)

 < 0.001

5.72(4.2,7.93)

 < 0.001

Mortality (per 1000 cases)

1.3

 < 0.001

2.5

 < 0.001

2.1

 < 0.001

2.0

 < 0.001

0

 < 0.001

  1. Abbreviations: CCI Charlson Comorbidity Index, LOS Length of Stay, TSA Total Shoulder Arthroplasty
  2. aOther race includes Asian/Pacific Islander, Native American, and other categories
  3. bOther primary payer includes self-pay, no insurance, no charge, missing, and other categories
  4. cUnit of measurement is Ten thousand US dollars