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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