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Table 4 Posterior estimates obtained from the geostatistical zero-inflated binomial (ZIB) models

From: Bayesian variable selection in modelling geographical heterogeneity in malaria transmission from sparse data: an application to Nouna Health and Demographic Surveillance System (HDSS) data, Burkina Faso

Parameters

An. funestus

An. gambiae

Median (95% CI)

Median (95% CI)

Intercept

-6.65 (-14.8, -1.42)

-1.82 (-4.21, 4.14)

Year2

-0.67 (-3.36, 2.10)

-0.92 (-4.32, 1.49)

Distance to water body

0.10 (-1.54, 1.83)

-

Rainfall

-1.42 (-4.84, 1.51)

-0.16 (-2.06, 1.94)

Vegetation (NDVI)

-

-

Day temp (LSTD)

-0.25 (-3.53, 2.64)

-0.47 (-1.13, 0.08)

Night temp (LSTN)

-

0.05 (-0.72, 0.81)

Amplitude

7.25 (7.12, 7.38)

2.50 (2.45, 2.54)

Shift/phase

-1.89 (-1.94, -1.85)

2.72 (2.68, 2.75)

Spatial variation

0.67 (0.22, 2.78)

0.51 (0.22, 1.19)

Range (km)a

0.05 (0.01, 0.44)

0.05 (0.01, 0.27)

Temporal variation

-

0.99 (0.53, 2.26)

Parameters

Mixing proportion

An. funestus

An. gambiae

Median (95% CI)

Median (95% CI)

Intercept

-2.96 (-20.12, 11.79)

-11.45 (-26.0, -0.0015)

Year2

1.88 (-17.24, 15.2)

-3.25 (-18.15, 9.07)

Distance to water body

11.5 (-7.67, 27.29)

3.546 (-9.625, 11.39)

Rainfall

-

-

Vegetation (NDVI)

-

-

Day temp (LSTD)

-

-

Night temp (LSTN)

-

-

Amplitude

11.09 (10.88, 11.30)

4.03 (3.96, 4.10)

Shift/phase

1.19 (1.15, 1.23)

2.25 (2.22, 2.27)

  1. aminimum distance in kilometer at which the spatial correlation is significant at 5%, CI = credible interval.