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Children's measures of productivity during the language sample.
| Measure | DA |
PM |
JJ |
|||
|---|---|---|---|---|---|---|
| Pre | Post | Pre | Post | Pre | Post | |
| Mean length of utterance in morphemes | 3.14 | 4.02 | 4.38 | 5.19 | 3.28 | 4.52 |
| Mean length of utterance in words | 2.93 | 3.75 | 3.93 | 4.69 | 2.88 | 4.00 |
| Number of different words produced | 125 | 171 | 120 | 179 | 140 | 157 |
