Table 4.
Class Counts for the NR and RD Latent Classes by Assessment Wave
| Latent Class |
||||
|---|---|---|---|---|
| Wave | NR | RD-W | RD-C | RD-CW |
| Grade 2 | 349 | 35 | 0 | 109 |
| Grade 4 | 277 | 83 | 55 | 78 |
| Grade 8 | 267 | 78 | 59 | 89 |
| Grade 10 | 267 | 78 | 60 | 88 |
Note. NR=normal readers; RD-W = reading disabled word reading only; RD-C = reading disabled comprehension only; RD-CW = reading disabled in both comprehension and word reading.