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The TOD-C provides a comprehensive dyslexia assessment which yields a Dyslexia Diagnostic Index (DDI) indicating the probability that an individual has dyslexia. The DDI is based on 2 tests from the TOD-S and 6 additional tests from the TOD-C. Another 14 tests provide a detailed look at skills and abilities related to dyslexia.
TOD-C tests include:
- Phonological Manipulation
- Irregular Word Spelling
- Rapid Letter Naming
- Pseudoword Reading
- Word Pattern Choice
- Word Memory
- Picture Analogies
- Irregular Word Reading
- Oral Reading Efficiency
- Blending
- Segmenting
- Regular Word Spelling
- Silent Reading Efficiency
- Rapid Number and Letter Naming
- Letter Memory
- Rapid Pseudoword Reading
- Rapid Irregular Word Reading
- Symbol to Sound Learning
- Listening Vocabulary
- Geometric Analogies
Published by: Western Psychological Services (WPS)