Assessing the Skills of Alberta’s Refracting Opticians: Can Opticians Safely and Independently Refract and Prescribe Optical Appliances?
Bibliographic record
Abstract
Alberta is one of three Canadian provinces that permits optician-performed refractions. Recently, the Alberta College and Association of Opticians (ACAO) has requested an expansion of opticians’ scope of practice to include the ability to prescribe optical appliances, an activity currently restricted to optometrists and ophthalmologists. For the remainder of this paper, the term “prescribe” should be interpreted as the prescription of an optical appliance, not a therapeutic pharmaceutical agent. In this paper, we investigate whether designated refracting opticians in Alberta have adequate training and knowledge to safely and independently perform a refraction and prescribe an optical appliance. To answer this research question, we composed a list of 27 skills we deem necessary to safely and independently refract and prescribe. We then evaluated the Northern Alberta Institute of Technology’s (NAIT) opticianry programs and the entry to practice examinations administered by the National Association of Canadian Optician Regulators (NACOR) and the Optometry Examining Board of Canada (OEBC) in terms of their coverage of these 27 skills. Our findings show that NAIT’s optical science programs either do not cover or do not practically assess students on over half (59 percent) of the skills required to safely and independently refract and prescribe, and the NACOR examination fails to cover 77 percent of the skills required to safely refract and prescribe. Based on this information, refracting opticians in Alberta do not possess adequate training and knowledge to safely and independently perform a refraction and prescribe an optical appliance. Granting opticians the legislative authority to independently refract and prescribe may result in a public health issue, as there may be an increase in the number of un-diagnosed or un-detected eye and systemic diseases.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.003 | 0.015 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.001 |
| Science and technology studies | 0.001 | 0.001 |
| Scholarly communication | 0.001 | 0.001 |
| Open science | 0.001 | 0.001 |
| Research integrity | 0.000 | 0.001 |
| Insufficient payload (model declined to judge) | 0.002 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".