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Table 5 Summary statistics of glmmTMB (negative binomial) model for Bulinus spp., reporting χ2, df and P-values

From: Freshwater snails of biomedical importance in the Niger River Valley: evidence of temporal and spatial patterns in abundance, distribution and infection with Schistosoma spp.

 

χ 2

df

P

Water temperature

0.4

1

0.552

pH

0.6

1

0.445

Water speed (m/s)

14.6

1

0.000

Water depth (cm)

6.7

1

0.010

Conductivity

5.6

1

0.018

Precipitation

1.3

1

0.252

Site type

9.9

6

0.131

Bulinus positive tot

30.6

1

< 0.0001

Month

45.4

11

< 0.0001

Locality

92.7

19

0.000

Water temp × site type

31.1

6

0.000

pH × site type

12.1

6

0.060

Conductivity × site type

21

6

0.002

Precipitation × site type

18.7

6

0.005

  1. Key: Terms: Water temperature × site type, interaction of water temperature and site type; pH × site type, interaction of water temperature and site type; precipitation × site type, interaction of WMO weather station recorded precipitation and site type