| Measure Description | Source of measure | Martin, N. A., & Brownell, R. (2011). Expressive one-word picture vocabulary test 4. Academic Therapy Publications. Martin, N., & Brownell, R. (2011). Receptive one-word picture vocabulary test. ATP Assessment, a division of Academic Therapy Publications. |
| Mode of administration | Direct assessment | |
| Age range for use | 2-70+ yrs | |
| Domains Assessed | ROWPVT-4: Receptive vocabulary (ability to match a spoken word with an image of an concept, object, or action) EOWPVT-4: Expressive vocabulary (ability to name concepts, objects, or actions) |
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| Related Measures | ||
| Burden | Training needed to administer | Need master's degree in relevant field, certification in relevant field, healthcare license/degree, or formal training in relevant field and in administration of assessments |
| Minutes to complete | 15-20 | |
| # of items | Variable | |
| Cost | Yes: $185 for starter package, $41 for additional 25 forms | |
| Adaptation for AIAN use | Adapted | No |
| Developer allows adaptation? | No | |
| Used with AIAN populations? | Yes | |
| Psychometrics | Norm-referenced | Yes |
| AIAN: Cronbach's alpha range | None provided yet | |
| AIAN: Evidence of validity | None provided yet | |
| Other populations: Cronbach's alpha range | Internal consistency ranges from .93-.97. Test-retest correlations range from .97-.98 (per developer). | |
| Other populations: Evidence of validity | Standardization sample included over 2,400 participants from age 2-103 living in 26 states in the U.S. The ROWPVT-4 and EOWPVT-4 demonstrate convergent validity with other measures of language ability, as well as discriminant validity with other intelligence tests (Goldstein, Allen, Fleming, 198). Validity shown in normative samples, Mexican-American children, and learning disabled children (Furlong & Teuber, 1984; Teuber & Furlong, 1985). | |
| Source | Developer | Academic Therapy Publications, Inc. |
| Link | pearsonclinical.com | |
| Summary | Comments about sensitivity to change | Scores on EOWPVT improve following reading interventions (Falco, Fischel, DeBaryshe, Valdez-Menchaca, Caulfield, 1988; Hargrave & Senechal, 2000) |
| General remarks | Standardized based on English-speaking individuals in the U.S. |