| Dexterity testing products examine a person's | | | | O'Connor Fingers and Tweezers Tests |
| motor skills with regards to the fingers, hands, | | | | The O'Connor tests are used for testing more |
| and arms. Various exams exists to measure such | | | | precise movements of the fingers. The finger |
| performance abilities as eye-hand coordination, | | | | test requires the subject to place pins in holes, a |
| quickness at performing assembly tasks, and | | | | setup similar to the Purdue Pegboard Test. The |
| overall motor skill development. Dexterity exams | | | | O'Connor Tweezers Test requires the testee to |
| are used in assessing progress when doing | | | | use a pair of tweezers to perform the pin |
| physical and occupational rehabilitation, screening | | | | placement. The O'Connor bare generally used to |
| applicants for necessary job skills, and evaluating | | | | determine the aptitude of someone being |
| the extent of an injury or other disability. | | | | considered for an assembly job such as sewing. |
| Most screening programs for dexterity naturally | | | | Roeder Manipulative Aptitude Test |
| involve the use of some combination of fingers | | | | This test assesses a person's ability to assemble |
| on both hands to follow some designated testing | | | | and sort objects. The apparatus includes a |
| procedure, such as placing pegs into a pegboard. | | | | performance board, rods with threaded ends, |
| Some dexterity exams check for the subject's | | | | along with nuts, washers, and caps. The rods can |
| ability to use not only the hands, but also test | | | | be screwed into sockets on a performance board. |
| arms and shoulders more extensively as well. | | | | Testing involves various sorting sequences as well |
| A few standard testing procedures have | | | | as assembly testing. Subjects are timed as they |
| established the accepted norms for measuring | | | | perform sequences of sorting and assembly the |
| dexterity. They include the Purdue Pegboard Test, | | | | rods, washers, caps, and nuts on the |
| the Minnesota Dexterity Test, the O'Connor | | | | performance board. The Roeder setup can be |
| Fingers and Tweezers Tests, and the Roeder | | | | used for a range of skills assessment. |
| Manipulative Aptitude Test. In addition to these | | | | Job Specific Dexterity Testing |
| tests, others tests exist which measure | | | | Other tests have been invented to check a |
| coordination skills related to specific job functions. | | | | person's skills for a particular test or to |
| Purdue Pegboard Test | | | | understand progress made by rehabilitation. A |
| The Purdue Pegboard was developed by an | | | | hand tool dexterity test exists to examine a |
| industrial psychologist at Purdue University to | | | | subject's proficiency with mechanical tools, such |
| examine the capability of applicants to perform | | | | as wrenches, and screwdrivers. There are other |
| industrial jobs. This test provides a few different | | | | tests available that allow applicant screening and |
| testing setups and procedures, and can be | | | | rehabilitation professionals to measure people's |
| adapted to specific testing needs. Tests | | | | ability to function in many different capacities. |
| performed using the Purdue Pegboard Test setup | | | | Wherever there is a widespread to evaluate |
| include removing pins from a tray and placing | | | | someone's performance with regard to a job |
| them into a pegboard. Another part of the Purdue | | | | function, there is likely a dexterity test available. |
| Test involves assembling a combination of pins, | | | | Some General Guidelines for Performing Dexterity |
| washers, and collars. Testing is usually timed for | | | | Tests |
| both of these test setups so that the results | | | | Although the various dexterity tests are |
| show both the quickness and accuracy of the | | | | somewhat extensible and can be used for many |
| subject in performing the dexterity tasks. | | | | particular testing needs, it is strongly suggested |
| Minnesota Dexterity Test | | | | that the testing be correlated with the job |
| This test has two versions, the Minnesota Manual | | | | function or skill for which the testing is intended. |
| Dexterity Test (MMDT) and the Complete | | | | Otherwise, the test results are meaningless. |
| Minnesota Dexterity Test (CMDT). Both tests | | | | The tests described above have become widely |
| measure eye-hand coordination. The tests involve | | | | accepted because they use well-defined, |
| having test subjects perform dexterity | | | | systematic testing procedures. The core focus of |
| movements using disks. The CMDT includes five | | | | dexterity testing is to normalize the results to |
| different tests in the entire test battery, which | | | | understand what level of performance should be |
| makes it more accomodating to testing a wider | | | | expected of a subject, allowing the test to rate |
| spectrum of dexterity metrics. | | | | an outcome and compare it to a standard. |