Cause of delay

n

%

Looking of blood products

<5 mn

21

27.6

5 - 10 mn

3

3.9

11 - 30 mn

4

5.2

30 - 1 h

8

10.4

>1 heure

12

15.8

Signature of consent file allowing the operation

<5 mn

35

46

5 - 10 mn

15

19.7

11 - 30 mn

9

11.8

31 mn et 1 h

6

7.9

>1 heure

11

14.5

Unavailability of operating room

<15 mn

3

3.9

15 - 30 mn

6

7.9

31 - 45 mn

2

2.6

46 mn - 1 h

2

2.6

>1 h

13

17.1