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Table 3 Pearson correlation analysis about post-operative haematocrit, haematocrit decline and average haematocrit

From: Predictors of haematocrit in lumbar fusion for lumbar disc herniation: a surgical assessment

 

Hct(post)

Hct decline

Hct(average)

 

Correlation

P value

Correlation

P value

Correlation

P value

Age

−0.232

<0.001

0.112

.003

−0.202

<0.001

BMI Index

0.130

.001

0.032

.400

0.161

<0.001

EBV(mL)

0.455

<0.001

0.127

.001

0.569

<0.001

Hct(pre)

0.600

<0.001

0.457

<0.001

0.896

<0.001

EBL(intra)

−0.219

<0.001

0.224

<0.001

−0.131

.001

PD

−0.240

<0.001

0.271

<0.001

−0.131

.001

Length of Post-op Hos Stay

−0.106

.005

−0.013

0.730

−0.125

0.001

  1. Hct (post) post-operative haematocrit, Hct (average) the average of pre-operative haematocrit and post-operative haematocrit, Hct decline decline of haematocrit, EBV (mL) estimated blood volume in millilitres, Hct (pre) pre-operative haematocrit, EBL (intra) estimated intra-operative blood loss, PD post-operative drainage, Length of Post-op Hos Stay The length of the post-operative hospital stay