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Table 5 Network properties according to different contiguity definitions for farm premises in Aberdeenshire and Ayrshire

From: The performance of approximations of farm contiguity compared to contiguity defined using detailed geographical information in two sample areas in Scotland: implications for foot-and-mouth disease modelling

Contiguous classification

Aberdeenshire sample

Ayrshire sample

Mean degree

Density

Mean degree

Density

All <15 m

3.92

0.027

4.64

0.021

All <15 m - river

3.64

0.025

4.27

0.019

All <15 m - road

3.27

0.023

3.98

0.018

All <15 m - river/road

3.01

0.021

3.62

0.016

All <15 m - river/road/ditch

2.70

0.019

3.30

0.015

All <15 m - river/ditch

3.26

0.023

3.94

0.018

Shared field edge

3.07

0.022

3.72

0.017

Shared fence - river

2.95

0.021

3.51

0.016

Shared fence - river/ditch

2.67

0.019

3.21

0.014

<1 km distance between point locations

1.36

0.012

2.26

0.012

<3 km distance between point locations

13.61

0.108

21.49

0.105

Area-weighted tessellation

5.95

0.061

6.25

0.036