Table 1

Rates of sensitivity, specificity, positive and negative predictive values for different thresholds of manifest hyperopia

Threshold of manifest hyperopiaPositive test No (%)Negative test No (%)Sensitivity (%)Specificity (%)PPV (%)NPV (%)
> +1.0072 (33.5)143 (66.5)78.779.251.493.0
> +1.2558 (27.0)157 (73.0)72.385.758.691.7
> +1.5042 (19.5)173 (80.5)70.294.678.691.9
  • PPV = positive predictive value, NPV = negative predictive value.