13 To be eligible to receive Medicare coverage for VR, a beneficiary must have at least moderate impairment in both eyes, defined as visual acuity of less than 20/60 after correction of refractive error (ICD-9-CM code 369.25). In addition, beneficiaries with central scotomas (code 368.41),...
An error by the Exchange causes an individual to erroneously enroll or be terminated from their qualified plan. You can buy a “short-term” policy (mentioned above) at any time during the year. The premium will be very low since it covers mostly catastrophic events. However, it may not f...
The significance of differences between any two groups was determined by a two-tailedt-test and assumed normal distributions, given the sample sizes [51]. We used Chi-square tests of association for data value distributions in categories. We rejected the null hypothesis for type I error withpva...