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Table 2 Formula for corrected cover area

From: Autoimmune diseases and adverse pregnancy outcomes: an umbrella review

CCA (%) = N − r/rc − r

  1. CCA corrected covered area, N number of included publications (sum of checked boxes), r number of rows (primary studies), c number of columns (number of systematic reviews)
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BMC Medicine

ISSN: 1741-7015

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