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Table 3 Separate binary logistic regression analyses per species.

From: Inter-and intraspecific variation in fern mating systems after long-distance colonization: the importance of selfing

Dependent factor Independent factor Statistic ASPS1 ASPT1 POLS1 POLA1
Total sporophyte Parental genotype Wald χ 2 17.759 28.282 52.186 7.983
production   P < 0.001 < 0.001 < 0.001 < 0.001
   df 2 2 2 3
  Treatment Wald χ 2 0.190 0.113 1.401 0.000
   P 0.663 0.737 0.237 0.998
   df 1 1 1 1
  Genotype × treatment Wald χ 2 10.029 0.179 17.564 0.481
   P 0.007 0.914 < 0.001 0.923
   df 2 2 2 3
  Mortality Wald χ 2 3.794 3.149 7.287 4.437
   P 0.051 0.076 0.007 0.035
   df 1 1 1 1
Gametophyte Parental genotype Wald χ 2 56.905 32.341 126.113 7.034
Isolate potential   P < 0.001 < 0.001 < 0.001 0.071
   df 2 2 2 3
  Mortality Wald χ 2 2.201 5.000 4.698 0.955
   P 0.138 0.025 0.030 0.328
   df 1 1 1 1
  1. ASPS = Asplenium scolopendrium, ASPT = Asplenium trichomanes subsp. quadrivalens, POLS = Polystichum setiferum, POLA = Polystichum aculeatum
  2. 1Significant effects (P < 0.05) appear in bold case