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. Author manuscript; available in PMC: 2022 Feb 1.
Published in final edited form as: Cogn Neuropsychol. 2020 Nov 5;38(1):50–71. doi: 10.1080/02643294.2020.1837092

Table 6.

Pairwise proportion of variance accounted for (R2) between lexical properties and MPT-Naming item difficulty parameters or SP item connection weight parameters. The strongest predictor for each parameter is shaded gray.

LexFreq PhonLeng PhonDens AoA
MPT-Naming Item Difficulties Attempt 0.22 0.27 0.29 0.10
LexSem 0.05 0.02* 0.04 0.04
LexPhon 0.29 0.09 0.04 0.04
LexSel 0.19 0.28 0.20 0.06
Phon 0.43 0.64 0.66 0.14
Word-T 0.16 0.42 0.47 0.02*

SP Item Weights S-weight 0.02* 0.03 0.03 0.00*
P-weight 0.29 0.64 0.66 0.09

Non-significant correlations (uncorrected p > .05) are marked with an asterisk (*).

LexFreq = the log transformed frequency of the target in American television and movie transcripts; PhonLeng = the number of target phonemes; PhonDens = the log transformed number of words differing from the target by a single phoneme; AoA = age of target word acquisition.