# Merge\_metaphlan\_tables.py with absolute abundance

**URL:** <https://forum.biobakery.org/t/merge-metaphlan-tables-py-with-absolute-abundance/1839>\
**Category:** MetaPhlAn\
**Created:** [March 23, 2021, 10:50pm UTC](https://forum.biobakery.org/t/merge-metaphlan-tables-py-with-absolute-abundance/1839 "2021-03-23T22:50:12Z")\
**Posts on this page:** 1\
**Showing post:** 21

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**Author:** ![timyerg](https://yyz1.discourse-cdn.com/flex027/user_avatar/forum.biobakery.org/timyerg/32/959_2.png) [@timyerg](https://forum.biobakery.org/u/timyerg)\
**Post date:** [January 24, 2023, 4:13pm UTC](https://forum.biobakery.org/t/merge-metaphlan-tables-py-with-absolute-abundance/1839/21 "2023-01-24T16:13:50Z")

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Hello!

> [@MalbertR](#):
>
> Just to be sure…This script takes the value for ‘estimated\_number\_of\_reasds\_from\_the\_clade’?

That’s right.

> [@MalbertR](#):
>
> However, it does seem as if the “coverage” and relative abundance correlate (meaning the relative abundance might have been calculated using the coverage information?).

I always refer to it as “absolute” abundances in “” because actually they are not exactly the same.  
[This discussion](https://forum.biobakery.org/t/metaphlan3-relative-abundance/564) can answer your question better than I.

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