Answers are grounded in this paper and cite their sources.
Subjective visual acuity testing is preferred to instrument-based screening in children who are able to participate reliably. Instrument-based screening is useful for some young children and those with developmental delays. LEA Symbols 10 (Good-Lite Co., Elgin, IL), HOTV, and Sloan Letters 11 are preferred optotypes
No takes yet. Share an insight, caveat, or question.
Hutchinson et al. (2022) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: