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Table 1 Dispersion parameters for the mock bacterial community

From: 16S rRNA gene pyrosequencing of reference and clinical samples and investigation of the temperature stability of microbiome profiles

Temperature (°C)

MO BIO PowerSoil

Qiagen DNeasy

 

Observed number of reads

Dispersion

Observed number of reads

Dispersion

-80

5,056

1.49E - 03

6,215

2.53E - 03

-20

6,393

1.25E - 03

6,292

1.37E - 03

4

5,816

4.68E - 04

4,804

3.54E - 03

37

6,267

9.01E - 04

4,983

6.25E - 03

  1. The Dirichlet multinomial (DM) distribution of OTU read counts is assumed. The DM parameters are OTU abundances and dispersion. DM dispersion represents a measure of community variability and is estimated using the R package HMP[39].