Table A1.
Wave-by-Wave Estimates From the Final Growth Curve Model Parameter Estimates for Broad Reading Cluster W-Scores in English (BRE), Mean Length of Utterances in Words (MLUw), Number of Different Words (NDW), and Words per Minute (WPM) in English
| Variable | K-Fall | K-Spring | 1st-Fall | 1st-Spring | 2nd-Fall | 2nd-Spring |
|---|---|---|---|---|---|---|
| BRE | ||||||
| 20% BRE Si | 316.69 | 361.10 | 386.87 | 414.61 | 428.47 | 439.54 |
| BRE Si | 342.28 | 389.37 | 417.04 | 447.46 | 463.23 | 476.98 |
| 20% BRE Ei | 343.72 | 382.92 | 404.96 | 427.49 | 437.63 | 443.49 |
| BRE Ei | 369.31 | 411.19 | 435.14 | 460.34 | 472.39 | 480.93 |
| MLUw | ||||||
| 20% BRE Si | 4.88 | 5.77 | 6.01 | 6.19 | 6.48 | 7.49 |
| BRE Si | 5.45 | 6.34 | 6.58 | 6.77 | 7.05 | 8.06 |
| 20% BRE Ei | 5.12 | 5.90 | 6.06 | 6.13 | 6.34 | 7.23 |
| BRE Ei | 5.70 | 6.47 | 6.63 | 6.71 | 6.91 | 7.81 |
| NDW | ||||||
| 20% BRE Si | 25.73 | 44.55 | 51.17 | 57.61 | 64.49 | 84.02 |
| BRE Si | 42.32 | 61.14 | 67.76 | 74.20 | 81.08 | 100.61 |
| 20% BRE Ei | 39.25 | 56.23 | 61.54 | 66.14 | 71.70 | 89.40 |
| BRE Ei | 55.84 | 72.82 | 78.13 | 82.73 | 88.30 | 105.99 |
| WPM | ||||||
| 20% BRE Si | 44.67 | 49.80 | 55.58 | 64.98 | 71.58 | 79.02 |
| BRE Ei | 57.58 | 62.70 | 68.48 | 77.88 | 84.48 | 91.92 |
| 20% BRE Ei | 54.78 | 59.90 | 65.68 | 75.08 | 81.68 | 89.12 |
| BRE Ei | 67.68 | 72.81 | 78.58 | 87.98 | 94.58 | 102.02 |
Note. K = kindergarten; 1st = Grade 1; 2nd = Grade 2; 20% = scoring at or below the 20th percentile at the end of Grade 2 on the broad reading cluster in English (BRE) of the Woodcock Language Proficiency Battery-Revised, W-score (Woodcock, 1991); Si = Spanish-instructed; Ei = English-instructed.