Table 4 Proportion of women with risk factors for transfusion of ≥4 units of red cells at booking and birth (n = 231,603)
From: Place of birth and outcomes associated with large volume transfusion: an observational study
Booking | Birth | |
|---|---|---|
% of women with any of the 3 strongest risk factors | 9.4 | 8.9 |
% of large volume transfusions where woman had one of the 3 risk factors | 48.1 | 56.1 |
% of women with no risk factors | 46.1 | 30.3 |
% of large volume transfusions in women with no risk factors | 19.9 | 9.9 |