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Table 4 Chi-square analysis of hemoglobin drop > 20 as single variable

From: Predicting the need for urgent endoscopic intervention in lower gastrointestinal bleeding: a retrospective review

 

Chi-square

df

Sig.

Hgb drop > 20

5.884

1

0.015

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BMC Emergency Medicine

ISSN: 1471-227X

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