Table 7. Transfusion rate after bimaxillary surgery without additional procedures, predonation policy.
Predonation policy Study
Predonation policy n/N % Hegtvedt et al. (1987) 41/96 42.7 (32.7;53.2)
Moenning et al. (1995) 1/33 3 (0.1;15.8)
Guyuron et al. (1996) 12/20 60 (36.1;80.9)
Puelacher et al. (1998) 37/45 82.2 (67.9;92.0)
Lenzen et al. (1999) 69/69 100 (94.8;100.0)
Rohling et al. (1999) 23/127 18.1 (11.8;25.9)
Felfernig-Boehm et al. (2001) 3/30 10 (2.1;26.5)
Gong et al. (2002) 16/83 19.3 (11.4;29.4)
Nkeke et al. (2005) 3/56 5.4 (1.1;14.9)
Kessler et al. (2006) 7/65 10.8 (4.4;20.9)
Böttger S. (2007) 66/82 80.5 (70.3;88.4)
Lassacher (2008) 1/55 1.8 (0.0;9.7)
63/208 30.3 (24.1;37.0)
342/969 39
Rummasak et al. (2011)
Total
95% CI
(22.8; 57.4)
The overall transfusion rates are estimated using a probit-normal model. Where n is the number of patient and N is the total
number of patient.
Table 8. Transfusion rate after bimaxillary surgery without additional procedures, predonation policy.
Predonation policy Study n/N % 95% CI
No predonation policy Golia et al. (1985) 0/4 0 (0.0;60.2)
Ash and Mercuri (1985) 4/20 20 (5.7;43.7)
Fromme et al. (1986) 35/56 62.5 (48.5;75.1)
Lessard et al. (1989) 15/52 28.8 (17.1;43.1)
Samman et al. (1996) 78/291 26.8 (21.8;32.3)
Yu et al. (2000) 1/21 4.8 (0.1;23.8)
Umstadt et al. (2000) 2/66 3 (0.4;10.5)
Carry et al. (2001) 0/24 0 (0.0;14.2)
Stewart et al. (2001) 9/27 33.3 (16.5;54.0)
Panula et al. (2001) 31/91 34.1 (24.5;44.7)
Dhariwal et al. (2004) 9/115 7.8 (3.6;14.3)
Ueki et al. (2005) 0/29 0 (0.0;11.9)
Landes et al. (2008) 2/70 2.9 (0.3;9.9)
Kretschmer et al. (2008) 0/91 0 (0.0;4.0)
Varol et al. (2009) 0/45 0 (0.0;7.9)
Fenner et al. (2009) 0/105 0 (0.0;3.5)
Garg (2011) 0/125 0 (0.0;2.9)
Karimi et al. (2012) 1/32 3.1 (0.1;16.2)
187/1264 12.5 (5.6;24.0)
529/2233 23.8 (14.8;35.1)
Total
Overall total
TRANSFUSION NEED IN ORTHOGNATHIC surgery - A REVIEW
The overall transfusion rates are estimated using a probit-normal model. Where n is the number of patient and N is the total
number of patient.
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