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Table 1 Summary of potential explanatory variables

From: Modeling the relative role of human mobility, land-use and climate factors on dengue outbreak emergence in Sri Lanka

Variables

Description

Properties

\( {f}_l^i \)

occupation fraction of land-use group l in cell i (%)

spatially-explicit, time-invariant

 BuiltUp

urban area

 Coconut

coconut cultivation land

 Homesteads

homesteads and garden

 Paddy

rice cultivation land

 Sea

ocean

 StWtr

standing water

 FlwWtr

flowing water

\( {c}_{t,{d}_c} \)

weekly value of climate variable in week t with a lag of dc

time-varying, spatially -invariant

 Tavg

weekly averaged daily mean temperature

 Tmax

weekly averaged maximum daily temperature

 Tmin

weekly averaged minimum daily temperature

 DTR

weekly averaged diurnal temperature range

 Pre

weekly total precipitation

 RD

weekly number of raining days

 RH

weekly averaged daily relative humidity

Pi

population in cell i

spatially -explicit, time-invariant

\( {V}_{t-u}^i \)

number of trips made to cell i in week t-u

spatially -explicit, time-varying

\( {N}_{t-w}^i \)

number of patients admitted to hospital who live in cell i in week t-w

spatially -explicit, time-varying

  1. Note: t, u, and w in weeks, dc in days. For notation, variable superscripts in Table 1 denote spatial indices and subscripts denote time indices