CRIB II

(Clinical Risk Index for Babies)

Variables

Values

Points (help)

Male infants

Gestation (weeks)

Birthweight (g) (enter the value)

..

Female infants

Gestation (weeks)

Birthweight (g) (enter the value)

..

. .

Temperature at admission (°C)

Base excess (mmol/L)

..

Predicted Death Rate :

Logit = -6.476 + 0.45 * CRIB II
Predicted death rate = eLogit/ (1+eLogit)

Total CRIB II score :

Total CRIB II score = Sum (points)
The range of possible CRIB II score is 0 to 27

 

Reference

 

 

 Web page : Jean-Yves Marandon
Dept. of Anesthesia. Foch Hospital (92 Suresnes - France) 

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Male infants

2751 to 3000

0

2501 to 2750

1

0

2251 to 2500

3

0

0

2001 to 2250

2

0

0

1751 to 2000

3

1

0

0

1501 to 1750

6

5

3

2

1

0

1251 to 1500

8

6

5

3

3

2

1

1001 to 1250

12

10

9

8

7

6

5

4

3

3

751 to 1000

12

11

10

8

7

7

6

6

6

6

501 to 750

14

13

12

11

10

9

8

8

8

8

251 to 500

15

14

13

12

11

10

10

22
23
24
25
26
27
28
29
30
31
32

Female infants

2751 to 3000

0

2501 to 2750

1

0

2251 to 2500

2

0

0

2001 to 2250

1

0

0

1751 to 2000

3

1

0

0

1501 to 1750

6

4

3

1

0

0

1251 to 1500

7

5

4

3

2

1

1

1001 to 1250

11

10

8

7

6

5

4

3

3

3

751 to 1000

11

10

9

8

7

6

5

5

5

5

501 to 750

13

12

11

10

9

8

8

7

7

7

251 to 500

14

13

12

11

11

10

10

22
23
24
25
26
27
28
29
30
31
32

Birthweight ( g) and gestation ( weeks)
 

<= 29.6
5

29.7 to 31.2
4

31.3 to 32.8
3

32.9 to 34.4
2

34.5 to 36
1

36.1 to 37.5
0

37.6 to 39.1
1

39.2 to 40.7
2

>=40.8
3
Temperature at admission ( °C)

< -26
7

-26 to -23
6

-22 to -18
5

-17 to -13
4

-12 to -8
3

-7 to -3
2

-2 to 2
1

>= 3
0
Base excess ( mmol/L)

 

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