Table 4.

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

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

See Table 3 for explanations