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Table 1 Relative impacts of the three factors and their interactions on hot water microbiota. Results shown as analysis of similarity (ANOSIM) global R statistics

From: Interactive effects of temperature, organic carbon, and pipe material on microbiota composition and Legionella pneumophila in hot water plumbing systems

Factors

Explained variations in microbiota

Overarching factor test ANOSIM

Temperature (T)

43%*

R = 0.63*

Pipe material (M)

7%*

R = 0.16*

AOC (C)

4%*

R = 0.002 (p > 0.05)

T × M

14%*

–

T × C

12%*

–

C × M

3%*

–

T × C × M

7%*

–

Residuals

11%

–

  1. *Indicates p value < 0.001