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Table 15. Extent of curriculum modification in nonvocational special education classes for students with mental retardation, overall and by parent-reported levels of cognitive functioning
| Overall | High | Moderate | Low | |
|---|---|---|---|---|
| Percentage who received curriculum with: | ||||
| No modifications | 2 | 3 | 1 | 0 |
| Some modifications | 9 | 14 | 8 | 3 |
| Substantial modifications | 24 | 38 | 24 | 3 |
| Specialized curriculum | 62 | 41 | 64 | 90 |
| No curriculum | 3 | 3 | 2 | 4 |
| NOTE: Percentages are population estimates based on weighted samples that range from approximately 70 to 480 across variables. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Special Education Research, National Longitudinal Transition Study-2 (NLTS2), Wave 1 student's school program survey, 2002. | ||||