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Table 2 Polynomial regression model of autumn snail density over flooding duration of the current year

From: Three Gorges Dam: polynomial regression modeling of water level and the density of schistosome-transmitting snails Oncomelania hupensis

Term

Estimate

SE

P-value

Intercept

-2.456

0.564

0.001

\( {t}_1^2 \)

8.733 × 10-4

2.809 × 10-4

0.010

\( {t}_1^3 \)

-4.180 × 10-6

1.980 × 10-6

0.060

Model evaluation

aR 2

0.774

  

F-statistic

22.260

 

< 0.001

  1. Abbreviation: SE standard error
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Parasites & Vectors

ISSN: 1756-3305

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