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. Author manuscript; available in PMC: 2014 Oct 29.
Published in final edited form as: Ann Clin Transl Neurol. 2014 Apr 9;1(5):319–328. doi: 10.1002/acn3.58

Figure 2. The postoperative delirium incidence in the 1st quartile and the combination of the other three quartiles of CSF Aβ40/Tau or Aβ42/Tau ratio.

Figure 2

Chi-square test shows that there is a significant difference in the postoperative delirium incidence between the 1st quartile (red bar) and the combination of the 2nd, 3rd, and 4th quartiles (blue bar) of CSF Aβ40/Tau (A) or Aβ42/Tau ratio (B).