Study | Key findings | Confounders controlled for |
---|---|---|
Blustein, 1995a | low education > less probability of mammography | age, race, income, self-rated health status, total Medicare Part B reimbursement in 1991, smoking status, living arrangement |
Crystal, Johnson, Harman, Sambamoorthi, & Kumar, 2000b | OOPP burden with no high school: 21.4%, college degree: 12.8% | gender, race, age, income, marital status, self-reported health status, number of medical conditions, number of ADL & IADL impairments, insurance coverage |
Miller & Champion, 1993a | college degree significant for mammography & physician visits > less OOPP burden in the long-term | none |
Pourat, Rice, Kominski, & Snyder, 2000d | better education > better insurance > less OOPP | none |
Rice & Desmond, 2006e | higher education than lowest income group > income above Medicaid limit > same OOPP as high income group, but less education & income; higher OOPP than subsidy group for having higher education & income | none |
Rogowski, Lillard, & Kington, 1997b | better education > less OOPP burden (higher income, better insurance): >12 years: 1.6%, <12 years: 4.5% | age, sex, race, income, residential status, marital status, insurance coverage, health status |
Sambamoorthi, Shea, & Crystal, 2003b | less education > higher OOPP (over 10% of burden without high school degree: 12.1%, college: 3.9%) | gender, race, age, income, marital status, insurance coverage, self-rated health status, place of residence |
Saver, Doescher, Jackson, & Fishman, 2004d) | better education > more prescription drug coverage > less OOPP | age, race, sex, income, household configuration, insurance coverage, self-rated health status |