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. 2016 Nov 15;11(11):e0166264. doi: 10.1371/journal.pone.0166264

Table 2. Effects of ploidy, latitude, altitude and interaction between latitude and altitude (Lat x Alt) on endophyte status of Festuca rubra plants.

Estimate Std. Error z value Pr (> |z|)
Intercept -4.78 5.08 0.94 0.35
Ploidy 0.03 0.02 1.48 0.14
Latitude 0.04 0.08 0.44 0.65
Altitude 0.01 0.00 2.03 0.04*
Lat x Alt -0.00 0.00 -2.14 0.03*

*, p<0.05

**, p<0.01

***, p<0.001