In-Patient Costs for Neurological Disorders By Katherine Ammon

Data Population: All Hospitals Sample: Colorado Hospitals Sample Size: 30 Hospitals

Research Questions 1. What is the typical Medicare coverage for in-patients with seizures or degenerative nervous system disorders (DSND)? 2. Does a hospital’s number of discharges affect Medicare coverage? 3. Is there a difference in average total payments for in-patients with DSND vs in-patients with seizures?

Typical Medicare Costs for Neurological Disorders Average Medicare Payments Mean Standard Error Median Mode#N/A Standard Deviation Sample Variance Kurtosis Skewness Range Minimum Maximum Sum Count30

Relationship between Discharges and Medicare Coverage Correlation = 0.18 Significance F > alpha; non- linear relationship “y = x ” Only y-intercept valid (p- value < alpha)

Total Payment Costs for DSND vs Seizures t-Test: Average Total Payments for DSND vs Seizure Treatments DSNDSeizure Mean Variance Observations1416 Hypothesized Mean Difference0 df28 t Stat P(T<=t) one-tail t Critical one-tail P(T<=t) two-tail t Critical two-tail The p-value for the two- tailed t-test is > 0.05; therefore, there is no significant difference between the costs of the two procedures.