FREQUENCY AND CAUSES OF SPECTACLES INTOLERANCE - Dr Bashir Hindatu
FREQUENCY AND CAUSES OF SPECTACLES INTOLERANCE AMONG PATIENTS WITH REFRACTIVE ERROR IN NATIONAL EYE CENTRE, KADUNA ABSTRACT AIM: To determine the causes of spectacles intolerance in National Eye Centre, Kaduna for planning and control of blindness. METHODOLOGY: Hospital based cross-sectional study was conducted among patients with refractive error using purposive non-probability recruitment of consecutive patients until desired sample size was obtained. The study was conducted in National Eye Centre, Kaduna, a mono-specialty tertiary hospital from May through October 2017. The study instrument was a pre-tested questionnaire designed for this purpose. Examination consisted of distant visual acuity measurement unaided, with pinhole and with patient's spectacles using the Smellen chart (or tumbling E chart where applicable) at meters. Near visual acuity was accessed at 40cm with distant correction in place for those who required...
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