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Table 3 Chi square association between anaemia, transfusion and in hospital mortality

From: Blood management in hip fractures; are we leaving it too late? A retrospective observational study

  n (% of sample) X1 (df) p value
Postoperative transfusion of PRBC
 Admission 47 (40.5) 15.15 (2) 0.00
 Day 1 pre surgery 43 (36.1) 18.63 (2) 0.00
 Day 2 pre surgery 10 (30.3) 3.38a 0.19
In-hospital mortality
 Admission 8 (6.8) 7.54 (2) 0.07
 Day 1 pre surgery 7 (5.8) 3.76a 0.12
 Day 2 pre surgery 1 (3.0) 0.09a 1.00
  1. a Fishers exact test