Description

Ballian et al developed scores for evaluating patients undergoing surgical repair of a giant paraesophageal hernia. This can help to identify a patient who may benefit from more aggressive management. The authors are from the University of Pittsburgh.


Patient selection: laparoscopic repair of a giant paraesophageal hernia

 

Parameters:

(1) age in years

(2) congestive heart failure

(3) pulmonary disease

(4) type of surgery

(5) gender

 

Parameter

Finding

Points for Mortality

age of the patient

< 80 years

0

 

>= 80 years

9

congestive heart failure

absent

0

 

present

5

pulmonary disease

absent

0

 

present

3

surgery type

urgent or emergent

3

 

elective

0

 

score for mortality =

= SUM(points for all 4 parameters)

 

Parameter

Finding

Points for Morbidity

gender of the patient

femael

0

 

male

1

age of the patient

< 50 years

0

 

50 to 59 years

1

 

60 to 79 years

2

 

>= 80 years

3

congestive heart failure

absent

0

 

present

4

pulmonary disease

absent

0

 

present

2

surgery type

urgent or emergent

2

 

elective

0

 

score for morbidity = =

= SUM(points for all 5 parameters)

 

Interpretation:

• minimum morbidity and mortality scores: 0

• maximum mortality score: 20

• maximum morbidity score: 12

• The higher the scores the greater the risk.

 

Score for Mortality

Risk Group

Mortality

0 to 2

low

0.2%

3

intermediate

0.7%

4 to 20

high

9.3%

 

 

Score for Morbidity

Risk Group

>= 1 Major Adverse Event

0 to 2

minimal

14%

3

low

20%

4

intermediate

26%

5 to 12

high

41%

 

Performance:

• The area under the ROC curve for morbidity was 0.68.

• The discriminatory accuracy for mortality was 88%.


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