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Table 4 Standardized mean differences between one group and the other two combined for the Forested Mountains ecoregion stratum

From: The effects of nutrients on stream invertebrates: a regional estimation by generalized propensity score

Variable

Grouped by log TN (unadjusted)

Adjusted for the GPS

[1.17, 1.60]

[1.60, 2.44]

[2.44, 3.74]

[1.17, 1.60]

[1.60, 2.44]

[2.44, 3.74]

ELEV

− 2.73

0.74

− 1.53

− 0.49

0.57

1.29

Longitude

− 3.43

0.36

− 2.65

− 0.51

0.43

1.15

Log(PRECIP)

5.12

− 0.16

4.41

0.63

− 0.93

− 0.28

Log(AREA)

− 1.56

0.24

− 1.12

0.44

− 0.72

0.89

Log(CL)

− 2.81

− 3.42

− 7.35

− 1.01

− 0.95

− 3.39

Log(HCO3)

− 3.62

− 0.69

− 4.22

− 0.64

− 1.09

− 0.29

Log(SO4)

− 3.26

− 0.13

− 3.13

− 1.61

− 0.44

− 0.36

SED

0.54

− 1.61

− 1.56

− 0.06

− 1.34

0.03

STRMTEMP

− 2.30

0.22

− 1.80

− 0.21

− 0.50

0.57

Percent.AGT

− 0.60

− 1.90

− 2.98

− 0.23

0.34

− 5.56

Percent.URB

− 0.74

− 2.21

− 3.53

0.26

− 0.16

− 6.47

Percent.Canopy

− 1.41

− 2.37

− 4.40

− 0.99

− 0.14

− 1.32

Riparian.Disturb

− 3.43

− 2.41

− 6.50

− 1.64

− 1.21

− 1.52

  1. See Table 3 for explanations