Description

Hartono and Lesmana reported the Surabaya scoring system to predict 30-day mortality following surgery for colorectal cancer. This can help to identify a patient who may benefit from more aggressive management. The authors are from Universitas Airlangga in Surabaya, Indonesia.


Patient selection: colorectal cancer

 

Outcome: 30-day mortality

 

Parameters:

(1) serum albumin in g/dL

(2) heart rate in beats per minute

(3) functional status

(4) ascites

(5) magnitude of operative procedure

(6) dyspnea

(7) hemoglobin in g/dL

 

Parameter

Finding

Points

serum albumin

>= 3.4 g/dL

0

 

< 3.4 g/dL

8

heart rate

<= 120 beats per minute

0

 

> 120 beats per minute

7

functional status

fully dependent

6

 

partially dependent

2

 

independent

0

ascites

no

0

 

yes

4

operative procedure

minor

0

 

major

2

dyspnea

no

0

 

yes

2

hemoglobin

>= 10 g/dL

0

 

< 10 /dL

1

 

total score =

= SUM(points for all of the parameters)

 

Interpretation:

• minimum score: 0

• maximum score: 30 (paper says 32 but this requires scoring both fully and partially dependent)

• The optimum cutoff point is >= 5.5.

 

Total Score

30-Day Mortality

0 to 2

3-5%

3 to 6

7-12%

7 to 10

19-23%

11

28%

12 or 13

35-40%

14 to 18

67 to 83%

>= 19

100%

 

Performance:

• The area under the ROC curve is 0.83.


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