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Table 3 Summary of regression results for speeded naming and lexical decision

From: The orthographic similarity structure of English words: Insights from network science

(i) Speeded naming RT ACC
 Predictors   
Lexical variables  
  Number of letters b = 0.00930 t = 2.48 b = 0.00893 t = 7.86
SE = 0.00375 p = .013* SE = 0.00114 p < .001***
  Number of phonemes b = 0.00601 t = 1.67 b = 0.00746 t = 6.83
SE = 0.00361 p = .095+ SE = 0.00109 p < .001***
  Number of syllables b = 0.0550 t = 10.24 b = − 0.0251 t = − 15.41
SE = 0.00537 p < .001*** SE = 0.00163 p < .001***
  Log frequency b = − 0.0487 t = − 44.83 b = 0.0133 t = 40.49
SE = 0.00109 p < .001*** SE = 0.000329 p < .001***
Network variables  
  Degree b = −0.00762 t = − 11.89 b = 0.00154 t = 7.91
SE = 0.000641 p < .001*** SE = 0.000194 p < .001***
  Clustering coefficient b = − 0.00668 t = − 0.758 b = 0.00427 t = 1.60
SE = 0.00882 p = .45 SE = 0.00267 p = .11
  Closeness centrality b = 0.704 t = 2.65 b = − 0.386 t = − 4.80
SE = 0.266 p = .008** SE = 0.0805 p < .001***
  ΔR2 = .0099 ΔR2 = .0055
F (3, 11,350) = 49.6, p < .001 F (3, 11,350) = 24.4, p < .001
(ii) Lexical decision
Lexical variables
  Number of letters b = −0.0491 t = − 12.72 b = 0.0494 t = 21.06
SE = 0.00386 p < .001*** SE = 0.00235 p < .001***
  Number of phonemes b = − 0.0169 t = − 4.56 b = 0.0176 t = 7.79
SE = 0.00372 p < .001*** SE = 0.00226 p < .001
  Number of syllables b = 0.103 t = 18.55 b = − 0.0488 t = − 14.51
SE = 0.00553 p < .001*** SE = 0.00336 p < .001***
  Log frequency b = − 0.0948 t = − 84.76 b = 0.0484 t = 71.22
SE = 0.00112 p < .001*** SE = 0.000680 p < .001***
Network variables  
  Degree b = −0.00518 t = − 7.85 b = 0.00272 t = 6.78
SE = 0.000661 p < .001*** SE = 0.000401 p < .001***
  Clustering coefficient b = 0.0185 t = 2.04 b = − 0.0104 t = − 1.88
SE = 0.00909 p = .042* SE = 0.00552 p = .059+
  Closeness centrality b = − 1.40 t = − 5.11 b = 0.288 t = 1.73
SE = 0.274 p < .001*** SE = 0.166 p = .083+
  ΔR2 = .0066 ΔR2 = .0039
F (3, 11,350) = 45.1, p < .001*** F (3, 11,350) = 22.4, p < .001***
  1. +indicates p < .10, * indicates p < .05, ** indicates p < .01, *** indicates p < .001