What does this source bring?
A study of spectacle lenses with aspherical microlenses showed inhibition of progression for the HAL design compared to single vision lenses.
Product and design-dependent result; is not a direct comparison of HAL with DIMS.
CLAIM-HALScope of testing and verification
- The role of the record
- Source of the claim
- Population
- Chinese children 8–13 years old
- N
- 170
- Geography
- China
- Observation (months)
- 24
- Comparator
- HAL, SAL and single vision lenses
- Result
- A study of spectacle lenses with aspherical microlenses showed inhibition of progression for the HAL design compared to single vision lenses.
- Safety
- This record does not allow estimation of the frequency of rare adverse events.
- Device/structure
- HAL / SAL from the study by Bao et al.
- Publisher of the publication
- American Medical Association (AMA)
- Financing
- Not determined within the proven range; see the declaration in full text.
- Conflicts of interest
- Not determined within the proven range. The absence of confirmation does not mean the absence of conflict.
- DOI
- 10.1001 /jamaophthalmol. 2022.0401
- PMID
- 35357402
- What was checked
- Bibliographic metadata and abstract in Europe PMC / PubMed; Crossref metadata
- Date of verification
- 2026-09-09
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