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Table 6 Bivariate analysis of the cardiac surgical patients ICULOS (days) (N = 609)

From: Predictors of aortic clamp time duration and intensive care unit length of stay in elective adult cardiac surgery

 

Mean (SD)-ICULOS (days)

p value

Sex

  

Female

1.66 (1.25)

0.857

Male

1.64 (1.04)

 

Age group

  

Age ≤ 65 years

1.53 (0.93)

< 0.001

Age ≥ 66 years

2.26 (1.51)

 

Body Mass Index score classification

 

0.003

Underweight

1 (0.1)

 

Normal

1.43 (0.82)

 

Pre-obesity

1.73 (1.10)

 

Class I Obesity

1.50 (1.01)

 

Class II Obesity

2.20 (1.78)

 

Class III Obesity

1.75 (1.17)

 

Smoking habit

  

No

1.60 (1.1)

0.109

Yes

1.75 (1.10)

 

Comorbid

  

No

1.47 (0.90)

< 0.001

Yes

1.77 (1.18)

 

Comorbidity type, n = 351

  

Left ventricular impairment

  

 No

1.53 (0.944)

< 0.001

 Yes

2.17 (1.50)

 

CVA

  

 No

1.64 (1.10)

0.164

 Yes

2.10 (1.58)

 

Hypertension

  

 No

1.51 (0.95)

< 0.001

 Yes

1.86 (1.22)

 

Diabetes mellitus

  

 No

1.56 (0.97)

0.001

 Yes

2.10 (1.43)

 

Obesity

  

 No

1.64 (1.03)

0.757

 Yes

1.67 (1.27)

 

Respiratory illness

  

 No

1.63 (1.10)

0.282

 Yes

1.81 (1.12)

 

Type of underwent cardiac surgery

  

Coronary artery bypass grafting—CABG

  

 No

1.56 (0.96)

0.485

 Yes

1.66 (1.10)

 

Aortic valve replacement—AVR

  

 No

1.65 (1.10)

0.843

 Yes

1.62 (0.99)

 

Mitral valve replacement—MVR

  

 No

1.65 (1.08)

0.378

 Yes

1.64 (0.91)

 

Required inotropic support

  

No

1.37 (0.71)

< 0.001

Yes

2.80 (1.50)

 

Required intra-aortic balloon pump therapy

  

No

1.54 (0.92)

< 0.001

Yes

3.33 (1.74)

 
  1. p values are two tailed