Model

R²

RMSE

(-)

(mg/L)

BOD

Bemister [28]

0.528

{0.345}

11.9

{17.6}

Bemister adapted

0.575

{0.362}

11.4

{17.2}

Chagnon [29]

0.489

{0.290}

13.0

{18.9}

Montalvo et al. [31]

0.242

{0.230}

16.8

{19.6}

Montalvo et al. [31] modified

0.409

{0.281}

14.0

{19.1}

VSS

Montalvo et al. [31]

0.078

{0.236}

35.8

{29.7}

Montalvo et al. [31] modified

0.062

{0.273}

21.7

{24.9}