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. 2017 Dec 20;60(12):3601–3608. doi: 10.1044/2017_JSLHR-L-17-0015

Table 1.

Measures of semantic and syntactic skills.

Semantic measures
 Adverb density
 Metalinguistic verb density
 Morphologically complex word density
 Low-frequency word density
 NDW
 NTW
Syntactic measures
 Conjunction density
 Complex conjunction density
 Elaborated noun phrase density
 DSS
 MLU

Note. NDW = number of different words; MLU = mean length of utterance; NTW = number of total words; DSS = developmental sentence scoring.