Weech-Maldonado Robert, Elliott Marc N, Adams John L, Haviland Amelia M, Klein David J, Hambarsoomian Katrin, Edwards Carol, Dembosky Jacob W, Gaillot Sarah
Department of Health Services Administration, University of Alabama at Birmingham, Birmingham, AL.
RAND Corporation, Santa Monica, CA.
Health Serv Res. 2015 Dec;50(6):1829-49. doi: 10.1111/1475-6773.12297. Epub 2015 Mar 11.
To examine how similar racial/ethnic disparities in clinical quality (Healthcare Effectiveness Data and Information Set [HEDIS]) and patient experience (Consumer Assessment of Healthcare Providers and Systems [CAHPS]) measures are for different measures within Medicare Advantage (MA) plans.
DATA SOURCES/STUDY SETTING: 5.7 million/492,495 MA beneficiaries with 2008-2009 HEDIS/CAHPS data.
Binomial (HEDIS) and linear (CAHPS) hierarchical mixed models generated contract estimates for HEDIS/CAHPS measures for Hispanics, blacks, Asian-Pacific Islanders, and whites. We examine the correlation of within-plan disparities for HEDIS and CAHPS measures across measures.
Plans with disparities for a given minority group (vs. whites) for a particular measure have a moderate tendency for similar disparities for other measures of the same type (mean r = 0.51/.21 and 53/34 percent positive and statistically significant for CAHPS/HEDIS). This pattern holds to a lesser extent for correlations of CAHPS disparities and HEDIS disparities (mean r = 0.05/0.14/0.23 and 4.4/5.6/4.4 percent) positive and statistically significant for blacks/Hispanics/API.
Similarities in CAHPS and HEDIS disparities across measures might reflect common structural factors, such as language services or provider incentives, affecting several measures simultaneously. Health plan structural changes might reduce disparities across multiple measures.
研究在医疗保险优势(MA)计划中,不同种族/族裔在临床质量(医疗保健有效性数据和信息集[HEDIS])和患者体验(医疗服务提供者和系统消费者评估[CAHPS])指标方面的差异有多大相似性。
数据来源/研究背景:拥有2008 - 2009年HEDIS/CAHPS数据的570万/492,495名MA受益患者。
二项式(HEDIS)和线性(CAHPS)分层混合模型生成了西班牙裔、黑人、亚太岛民和白人在HEDIS/CAHPS指标方面的合同估计值。我们研究了不同指标间HEDIS和CAHPS指标在计划内差异的相关性。
对于特定少数群体(与白人相比)在某一特定指标上存在差异的计划,在同一类型的其他指标上存在类似差异的倾向较为适中(CAHPS/HEDIS的平均r值分别为0.51/.21和53/34%为正向且具有统计学意义)。对于CAHPS差异和HEDIS差异的相关性,这种模式在较小程度上成立(黑人/西班牙裔/亚太岛民的平均r值分别为0.05/0.14/0.23以及4.4/5.6/4.4%)为正向且具有统计学意义。
不同指标间CAHPS和HEDIS差异的相似性可能反映了共同的结构因素,如语言服务或提供者激励措施,这些因素会同时影响多个指标。健康计划的结构变化可能会减少多个指标间的差异。