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Table 1 Characteristics of all cardiac surgery patients in the physical recovery group and non-recovery group

From: Determinants of non-recovery in physical health-related quality of life one year after cardiac surgery: a prospective single Centre observational study

 

All (n = 803)

R (n = 627)

NR (n = 176)

p-value

Demographics

 Baseline SF 36 physical domain score

59 [45–73]

56 [42–69]

71 [55–86]

< 0.001a

 Body Mass Index (kg/m2)

27 [25–30]

27 [25–30]

27 [25–29]

0.891

Comorbidities

 CVA (%)

2

1.6

1.1

0.658

 Neurologic dysfunction (%)

2

2.1

1.7

0.757

Cardiac status

 Unstable AP (%)

3.5

3.2

4.5

0.387

EuroSCORE II

1.6 [1.1–2.7]

1.5 [1.0–2.6]

1.8 [1.2–3.0]

0.030a

Age (years)

69 [62–75]

69 [62–75]

70 [62–75]

0.127

Gender Male (%)

77

78

73

0.144

Serum Creatinine (umol/l)

84 [73–96]

84 [73–96]

82 [72–95]

0.347

Extracardiac arteriopathy (%)

8

7.5

9.1

0.487

Poor mobility (%)

2.0

2.1

1.7

0.757

Previous cardiac surgery (%)

3.1

3.0

3.4

0.798

Chronic lung disease (%)

12

11.6

10.8

0.755

Active endocarditis (%)

0.7

0.6

1.1

0.498

Critical preoperative state (%)

0.5

0.3

1.1

0.174

Diabetes (%)

18.9

17.5

23.9

0.059

NYHA Class III or IV (%)

54

53.5

55.1

0.692

Angina CCS Class IV (%)

1.9

2.2

0.6

0.150

LVEF (%)

   

0.254

  Good

77

78

75

 

  Moderate

18

17

22

 

  Poor

4

4

2

 

  Missing

1

1

1

 

Recent MI (%)

21

19.6

27.8

0.019a

Pulmonary hypertension (%)

12.6

12.8

11.9

0.654

Urgency (%)

   

0.231

  Elective

50

51.4

45.5

 

  Urgent

48.7

47.5

52.3

 

  Emergency

1.3

1.1

2.3

 

Weight of intervention (%)

   

0.456

  Isolated CABG

69.4

68.6

72.2

 

  Single Non CABG

13.1

13.1

13.1

 

  2 Procedures

15.4

16.4

11.9

 

  3 Procedures

2.1

1.9

2.8

 

Surgery on thoracic aorta (%)

2.7

3.0

1.7

0.341

Intraoperative characteristics

 Aortic cross-clamp (min)

60 [42–83]

61 [42–83]

59 [44–81]

0.358

 ECC (min)

91 [64–118]

92 [63–119]

86 [64–116]

0.382

Postoperative characteristics

 Infection (%)

5.6

4.5

9.7

0.008a

 First detubation (hour)

3.2 [2.5–4.7]

3.2 [2.5–4.6]

3.2 [2.5–4.9]

0.868

 Re-sternotomy < 30 d (%)

4.1

4.0

4.0

0.765

 ICU days (n)

1.0 [1.0–1.0]

1.0 [1.0–1.0]

1.0 [1.0–1.0]

0.450

 ICU stay extended (%)

5.9

5.9

5.7

0.913

 CVA (%)

0.3

0.2

0.6

0.336

 Readmission ICU (%)

1.0

0.8

1.7

0.285

 Readmission < 30 days after discharge (%)

0.9

0.5

2.3

0.026a

 MI (incl. Perioperative MI) (%)

3.1

3.2

2.8

0.740

 MI (excl. Perioperative MI) (%)

0.9

0.6

1.7

0.142

 PCI < 1 year (%)

2.2

1.3

5.7

< 0.001a

  1. Abbreviations: R recovery group, NR non-recovery group, CVA cerebral vascular accident, AP angina pectoris, EuroSCORE European System for Cardiac Operative Risk Evaluation, NYHA New York Heart Association, CCS Class 4 Angina Inability to perform any activity without angina or angina at rest, LVEF left ventricular ejection fraction, MI Myocardial infarction, CABG coronary artery bypass grafting, ECC extracorporeal circulation, ICU intensive care unit, PCI percutaneous coronary intervention
  2. aIndicates a significant difference across groups. Data are presented as median [interquartile range] unless stated otherwise