Table 4

Spatial autocorrelation coefficients (r), single-class squared pair-sample t-test (t2) and multi-class and multi-population (ω) heterogeneity tests of spatial autocorrelation coefficients (r) for individual populations, population pairs and subsets of populations

Populations

r and t2 values and their statistical significance in different distance classes

Overall multi-distance class or multi population correlogram significance (ω-test criterion)


0-15

16-30

31-45

46-60

61-75

76-90

91-105

106-120

Spatial autocorrelation coefficients (r)

ED

0.087*

-0.024

-0.003

-0.002

-0.014

-0.029

-0.025

-0.008

75.35*

PA

0.030*

0.007

0.012

-0.005

-0.020

-0.012

-0.020

-0.002

70.49*

CL

0.081*

0.036*

0.006

-0.014

0.015

0.016

-0.017

-0.037

134.39*

RL

0.114*

0.045*

0.026*

0.026*

0.019*

0.001

-0.003

-0.009

147.32*

Core

0.058*

-0.007

0.003

-0.003

-0.017

-0.018

-0.022

-0.006

81.11*

Peripheral

0.093*

0.040*

0.016*

0.005*

0.017*

0.009*

-0.010

-0.022

154.80*

Four pops combined

0.066*

0.005

0.007*

0.000

-0.004

-0.003

-0.015

-0.016

65.65*

Single-class squared pair-sample t-test (t2)

ED vs. PA

17.53*

8.44*

1.89

0.06

0.37

1.13

0.09

3.89

47.99*

ED vs. CL

0.10

17.13*

0.52

0.96

5.50*

8.03*

0.21

0.16

51.66*

ED vs. RL

1.34

18.83*

4.25*

4.70*

6.67*

3.07

1.71

0.02

57.02*

PA vs. CL

7.82*

4.54*

0.18

0.52

8.69*

4.31*

0.02

3.57

49.70*

PA vs. RL

12.76*

6.15*

0.93

5.05*

10.11*

0.72

1.03

4.00

62.34*

CL vs. RL

1.55

0.24

1.48

7.07*

0.07

1.20

0.85

0.16

28.08

Core vs. peripheral

4.72*

18.64

1.58

0.73

15.08*

6.83*

1.04

1.23

65.26*


ED, Edmundston; PA, Perth Andover; CL, Cedar Lake; RL, Rockland. * indicates significant values (P ≤ 0.05)

Pandey and Rajora BMC Evolutionary Biology 2012 12:48   doi:10.1186/1471-2148-12-48

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