Lecture 09 - PAM 3300: The Rand HIE, cont. Research Design:...

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PAM 3300: The Rand HIE, cont.
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Research Design: Main treatments There were 5 main treatment groups highlighted by the Manning article, delineated by their coinsurance rates: Free (33% of sample) 25% out-of-pocket (20% of sample) 50% out-of-pocket (7% of sample) 95% out-of-pocket (19% of sample) Individual Deductible (22% of sample)
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The sample
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Research Design: Measured Outcomes The primary outcomes were related to medical service utilization and health status Health care utilization Any use (whether any services were used) Amount of use (# of visits, $ of expenditures) Type of use (e.g., inpatient vs. outpatient) Health status
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Table 2: Main results
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Primary Findings: Table 2 The primary outcomes were related to medical service utilization and health status. Compared to those on the 95% coinsurance plan, those in the free plan (no out of pocket expenses) had: 66% more doctor visits (4.55 vs. 2.73) 67% more outpatient expenses ($340 vs. $235) 29% more hospital admissions (.128 vs. .099) 28% more likely to have any medical expenditures (86.8% vs. 67.6%) 45% higher total medical expenditures per person ($749 vs. $518).
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Differences by Income: 21.1 16.3 207 282
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Other findings No difference in effect was found between: Sick and healthy persons Across 6 sites Between those enrolled 3 and 5 years
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Effects on Health Status For the average person in the sample, despite lower utilization of care,
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Lecture 09 - PAM 3300: The Rand HIE, cont. Research Design:...

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