Comments on myopia in secondary school students in Tanzania
I refer to the interesting article1 by Wedner et al published recently in the BJO. The authors have concluded, without enough justification, that “an eye screening programme for significant refractive errors is indicated in this population.” I believe more data are required for such a conclusion.
Wedner et al could have reported the true positive predictive rate for the detection of myopia using the stated referral criterion of “worse than 6/12” on the Snellen …
