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Cream-skimming in deregulated social health insurance: evidence from Switzerland.

Policymakers fear that health insurers when exposed to competition will engage in cream-skimming (i.e. selection of good risks) rather than trying to improve their benefit to premium ratio. This fear surfaced also when Swiss federal government proposed pro-competitive Law on social health insurance, which barely passed a popular referendum in 1994. While a risk equalization mechanism based on age, gender, and place of residence has already been created, there is a considerable interest in improving its formula. This paper shows that a dummy variable indicating an individual's death during the period of observation causes the coefficient of determination to jump from 0.039 to 0.111. More-over, simulations of the risk selection process suggest that risk equalization should be made a permanent institution rather than being limited to a life of 10 years as prescribed by present legislation. In fact, the formula in use, with all its shortcomings, can be shown to neutralize to a great extent insurer interest in cream skimming provided he takes a longer-run view.

Actuarial Analysis↗

The relationship between employer health insurance characteristics and the provision of employee assistance programs.

Workplace drug and alcohol abuse imposes substantial costs on employers. In response, employers have implemented a variety of programs to decrease substance abuse in the workplace, including drug testing, health and wellness programs, and employee assistance programs (EAPs). This paper focuses on the relationship between enterprises' organizational and health insurance characteristics and the firms' decisions to provide EAPs. Using data from the 1989 Survey of Health Insurance Plans (SHIP), sponsored by the Health Care Financing Administration (HCFA), we estimated the prevalence of EAPs by selected organizational and health insurance characteristics for those firms that offer health insurance to their workers. In addition, we estimated logistic models of the enterprises' decisions to provide EAPs as functions of the extent of state substance abuse and mental health insurance mandates, state-level demographic variables, and organizational and health insurance characteristics. Our results suggest that state mandates and demographic variables, as well as organizational and health insurance characteristics, are important explanatory variables of enterprises' decisions to provide EAPs.

Centers for Medicare and Medicaid Services, U.S.↗

Asymmetric information in health insurance: evidence from the National Medical Expenditure Survey.

Adverse selection is perceived to be a major source of market failure in insurance markets. There is little empirical evidence on the extent of the problem. We estimate a structural model of health insurance and health care choices using data on single individuals from the NMES. A robust prediction of adverse-selection models is that riskier types buy more coverage and, on average, end up using more care. We test for unobservables linking health insurance status and health care consumption. We find no evidence of informational asymmetries.

Data Collection↗

Smoking cessation services offered by health insurance plans for Wisconsin state employees.

Health insurance plans for state of Wisconsin employees were surveyed regarding the smoking cessation benefits offered to their members. Seven of the 25 plans (28%) cover some form of cessation treatment. Those plans that cover smoking cessation services differ substantially in the scope of benefits, and some have limitations and exclusions. These results suggest that smokers in Wisconsin are offered only limited insurance coverage for effective smoking cessation treatments.

Humans↗

Welfare reform and health insurance of immigrants.

OBJECTIVE: To investigate the effect of the Personal Responsibility and Work Opportunity Reconciliation Act (PRWORA) on the health insurance coverage of foreign- and U.S.-born families headed by low-educated women. DATA SOURCE: Secondary data from the March series of the Current Population Surveys for 1994-2001. STUDY DESIGN: Multivariate regression methods and a pre- and post-test with comparison group research design (difference-in-differences) are used to estimate the effect of welfare reform on the health insurance coverage of low-educated, foreign- and U.S.-born unmarried women and their children. Heterogeneous responses by states to create substitute Temporary Aid to Needy Families or Medicaid programs for newly arrived immigrants are used to investigate whether the estimated effect of PRWORA on newly arrived immigrants is related to the actual provisions of the law, or the result of fears engendered by the law. PRINCIPAL FINDINGS: PRWORA increased the proportion of uninsured among low-educated, foreign-born, unmarried women by 9.9-10.7 percentage points. In contrast, the effect of PRWORA on the health insurance coverage of similar U.S.-born women is negligible. PRWORA also increased the proportion of uninsured among foreign-born children living with low-educated, single mothers by 13.5 percentage points. Again, the policy had little effect on the health insurance coverage of the children of U.S.-born, low-educated single mothers. There is some evidence that the fear and uncertainty engendered by the law had an effect on immigrant health insurance coverage. CONCLUSIONS: This research demonstrates that PRWORA adversely affected the health insurance of low-educated, unmarried, immigrant women and their children. In the case of unmarried women, it may be partly because the jobs that they obtained in response to PRWORA were less likely to provide health insurance. The research also suggests that PRWORA may have engendered fear among immigrants and dampened their enrollment in safety net programs.

Adolescent↗

The collectivisation of health insurance.

The question that is dealt with in this article concerns the reasons for collectivisation of health insurance. This is not the same as collectivisation of health care. The The theoretical model of Usher, with the assumption that a commodity will be socialized if and only if a majority can be found in favour of socialization, appears relevant for the explanation of the origin and growth of social health insurance. Empirical evidence for the Netherlands, where reforms in the social health insurance are going on and common sense suggests that the taste factor is not very relevant, because preferences do not diverge very much among voters. This makes the income factor dominant. Since a majority will profit from socialization of health insurance, there is a strong tendency for collectivisation.

Attitude to Health↗

State regulation of private health insurance: prescription drug benefits, experimental treatments, and consumer protection.

This study analyzes the results of 2 surveys sent to state insurance commissioners that focused on policies regulating conventional health insurance and managed care organizations (MCOs) during 2000. Surveys were returned by 49 states and the District of Columbia. Several states have implemented regulations mandating prescription drug coverage. In addition, some states now require health insurers and MCOs to cover the medical care associated with experimental medications and treatments. Some states have also created laws allowing beneficiaries to sue their health insurer or MCO for damages caused by denial of care. These state policies provide a rich source of data for federal policy makers to analyze as they consider new patient protection legislation and amendments to the Employee Retirement Income Security Act.

Consumer Advocacy↗

[Competence sharing between health insurance and medical service].

The borderlines between the areas of competence of the German compulsory health insurance authorities and their Medical Service can be drawn as follows: 1. The German compulsory health insurance body is legally obliged to clarify the facts concerning a patient and his illness. It is therefore imperative for the health insurance body to prepare the ground in each individual case in such a manner that the case in question can be entrusted to a doctor called upon to write an expertise, but the final decision in respect of the insurance coverage rests exclusively with the health insurance body. 2. The Medical Service system is component for helping to find the fact that must be known before the administrative procedure to arrive at a decision is initiated. The expertise given by the Medical Service is a decision help invaluably important on the grounds of specialist knowledge, knowledge of facts and experience gathered from medical practice. Wherever the borderlines of such competencies are overstepped, there is a risk of errors occurring in the expertise and in the administrative decisions based thereon. Such sources of error can be eliminated only if both parties know and accept their limitations and also do not expect the other side to cross these boundaries.

Disability Evaluation↗

Child health insurance outreach through the emergency department: a pilot study.

UNLABELLED: In 1997 the U.S. government funded the Children's Health Insurance Program (CHIP), but the 48 billion dollars initiative has had limited success in finding and enrolling uninsured children. While such children are more likely to receive care in emergency departments (EDs), no national initiative has targeted EDs for child health insurance outreach. OBJECTIVE: As a pilot study for a national multicenter study, this study evaluated the effectiveness of child health insurance outreach in an ED setting. METHODS: This was a prospective observational study of the outreach efforts of a single case manager from August 1998 to July 1999, performed at Foote Hospital ED in Jackson, Michigan (45,000 visits/year). All patients <or=18 years old presenting during the duty-hours of the intervention worker were eligible. The case manager approached the parent of all uninsured children and provided information and an application for government-sponsored health insurance. She followed up with a brief phone interview of each parent to determine whether the targeted child had received the insurance, and whether the new coverage was due to the ED referral. Missing information was confirmed from state insurance records. Data were analyzed with frequency tabulations and 95% confidence intervals. RESULTS: Seventy-eight children participated (median age 7 years; 55% male; 87% white). Forty-four percent (95% CI = 32% to 55%) of families referred for government-sponsored child health insurance successfully obtained it; 31% (95% CI = 21% to 42%) could be traced directly to intervention efforts by interview (n = 17) or by state records (n = 7). Nineteen percent (95% CI = 11% to 30%) got other private insurance. Of those who got government-sponsored insurance due to the intervention, all but one were covered by Medicaid. CONCLUSIONS: The ED may be an important outreach site for child health insurance programs. National efforts to address the lack of insurance among children should include partnerships with the ED.

Adolescent↗

[Health economic analysis of the effects of offered complementary medical procedures on health insurance].

A randomized trial is being conducted to determine whether the offer of unconventional medicine as a health benefit by the health insurance funds has a substitutional or additional effect on the use of conventional medicine. For this purpose, a stratified random sample of 5000 enrollees of the largest Swiss health insurance fund is receiving, as an experiment group, an insurance supplement for unconventional medicine during the next three years free of charge. The rest of the insured population with comparable health insurance but without coverage of unconventional medicine is the control group. The third group to be examined are insured persons who have already chosen the unconventional health insurance supplement on their own account. Data of inpatient and outpatient costs and use of conventional and unconventional health services will be collected and analyzed. The third group with self-selected insurance supplement for unconventional medicine will be compared systematically with the other two groups. A further random sample of persons from each of the three groups will be interviewed at different points of time about their health perceptions.

Complementary Therapies↗

Conflicting aims. Voluntary health insurance and contemporary medical practice.

American medicine is financed today by a patchwork of systems formed around a concept of competitive voluntary health insurance that evolved over the past 50 years. This article reviews the theory of health insurance from a clinical perspective to examine whether changes in medical science and practice have made such an insurance system obsolete. As it is currently applied, a system of competitive voluntary health insurance conflicts with the goals of modern medical practice due to advances in screening and in treatment and the need to deal more effectively with paying for care of unknown efficacy. Proposals to reform health insurance must deal with the medical failings of competitive voluntary health insurance and should do more than simply extend the current system to cover more Americans.

Economic Competition↗

National health information privacy: regulations under the Health Insurance Portability and Accountability Act.

Health information privacy is important in US society, but existing federal and state law does not offer adequate protection. The Department of Health and Human Services, under powers granted by the Health Insurance Portability and Accountability Act of 1996, recently issued a final rule providing systematic, nationwide health information privacy protection. The rule is extensive in its scope, applying to health plans, health care clearinghouses, and health care providers (hospitals, clinics, and health departments) who conduct financial transactions electronically ("covered entities"). The rule applies to personally identifiable information in any form, whether communicated electronically, on paper, or orally. The rule does not preempt state law that affords more stringent privacy protection; thus, the health care industry will have to comply with multiple layers of federal and state law. The rule affords patients rights to education about privacy safeguards, access to their medical records, and a process for correction of records. It also requires the patient's permission for disclosures of personal information. While privacy is an important value, it may conflict with public responsibilities to use data for social goods. The rule has special provisions for disclosure of health information for research, public health, law enforcement, and commercial marketing. The privacy debate will continue in Congress and within the president's administration. The primary focus will be on the costs and burdens on health care providers, the ability of health care professionals to use and share full medical information when treating patients, the provision of patient care in a timely and efficient manner, and parents' access to information about the health of their children.

Confidentiality↗

Educational level, voluntary private health insurance and opportunistic cancer screening among women in Catalonia (Spain).

Health care services in Catalonia (Spain) are organized in a national health service with universal population coverage and include preventive services such as mammography and Pap tests. In addition to a national health service (NHS) coverage, 22% of the population is enrolled in a voluntary private health insurance (VPHI), leading to a double coverage. This situation offers an opportunity to study the impact of this organizational aspect of health care with regard to cancer screening access. The source of data was the Catalan Health Survey (CHS), a cross-sectional survey conducted in a random sample of non-institutionalized population carried out in 1994. Variables analysed were age, educational level and voluntary private health insurance (VPHI). Women were asked if they had ever had a mammography and Pap test for preventive purposes. Logistic regression was used to study the relationship between these variables and the mammography or Pap test participation. The study sample was 5865 women aged 20 years and older. A Pap test and mammography were carried out on 42% and 25% of women, respectively. Participation had a peak between the ages of 30 and 39 years in Pap test and between 40 and 49 years in mammography; it decreased in older women. The percentage of Pap test practice increases according to a higher educational level than it does in mammography. Women who had a VPHI showed a higher percentage of screening tests than the rest of the population. There is also an increase in the mammography practice related to the educational level in older groups, but this fact is not observed in women younger than 40 years . Multivariate logistic regression analysis showed an increase in the likelihood of ever had a mammography and a Pap test according to age and to educational level, although this situation is less pronounced in older age groups. Both variables (educational level and age) remained significant after introducing the VPHI into the model (women who reported having a VPHI were more likely to have had a Pap test and a mammography than the rest of the women). In conclusion the opportunistic screening is associated with age, educational level and VPHI. Educational level is also associated with participation in both screening tests after adjusting by age. Furthermore, screening for cervical cancer shows a higher educational gradient than for breast cancer screening. The influence of VPHI after adjusting by age and by educational level poses the question about the role of private health insurances with regard to preventive practices in the context of a national health service aimed at promoting equity of health care access.

Adult↗

Loss of private health insurance among homosexual men with AIDS.

In this study we analyze information on self-reported health insurance coverage, HIV screening by insurers, and loss of health insurance. We distributed questionnaires to gay male participants in the Baltimore and Los Angeles sites of the Multicenter AIDS Cohort Study and to leukemia patients and gay AIDS patients seen at the Johns Hopkins Hospital. In this unusually well-educated and well-insured group, 90% of participants without AIDS had private health insurance coverage, compared with only 64% of participants with AIDS. Persons with AIDS (PWAs) were 33 times as likely to have Medicaid as persons without AIDS, and PWAs were 5 times as likely to have lost health coverage altogether as persons without AIDS.

AIDS Serodiagnosis↗

Patients' fear of genetic discrimination by health insurers: the impact of legal protections.

PURPOSE: The impact of laws restricting health insurers' use of genetic information has been assessed from two main vantage points: (1) whether they reduce the extent of genetic discrimination and (2) whether they reduce the fear of discrimination and the resulting deterrence to undergo genetic testing. A previous report from this study concluded that there are almost no well-documented cases of health insurers either asking for or using presymptomatic genetic test results in their underwriting decisions, either before or after these laws, or in states with or without these laws. This report evaluates the perceptions and the resulting behavior by patients and clinicians. METHODS: A comparative case study analysis was performed in seven states with different laws respecting health insurers' use of genetic information (no law, new prohibition, mature prohibition). Semistructured interviews were conducted in person with five patient advocates and with 30 experienced genetic counselors or medical geneticists, most of whom deal with adult-onset disorders. Also, multiple informed consent forms and patient information brochures were collected and analyzed using qualitative methods. RESULTS: Patients' and clinicians' fear of genetic discrimination greatly exceeds reality, at least for health insurance. It is uncertain how much this fear actually deters genetic testing. The greatest deterrence is to those who do not want to submit the costs of testing for reimbursement and who cannot afford to pay for testing. There appears to be little deterrence for tests that are more easily affordable or when the need for the information is much greater. Fear of discrimination plays virtually no role in testing decisions in pediatric or prenatal situations, but is significant for adult-onset genetic conditions. CONCLUSION: Existing laws have not greatly reduced the fear of discrimination. This may be due, in part, to clinicians' lack of confidence that these laws can prevent discrimination until there are test cases of actual enforcement. Ironically, there may be so little actual discrimination that it may not be possible to initiate good test cases.

Ethics, Medical↗

Sickness absenteeism in members of health maintenance organizations and open-market health insurance plans.

"Process" evaluations of health maintenance organizations (HMOs), as compared with conventional medical practice, have been numerous; relatively few such evaluations, however, have been based on "outcome" measurements. Considering sickness absenteeism from work as an outcome measurements, this study examines the 1979 experience of 6,600 employees of the California Department of Transportation. About 58 per cent of these were enrolled in HMOs (predominantly the Kaiser-Permanente Health Plan) and 42 per cent in open-market health insurance (OHI). Analysis by age, sex, occupational category, and geographic location show no significant differences in sickness absenteeism between the two populations. A earlier study of Californians showed that persons joining HMOs have generally higher sickness risk than those enrolling in OHI programs. These combined findings suggest that HMO programs maintain the health of their enrollees as well or perhaps better than conventional medical practice.

Absenteeism↗

Is there evidence that recent consolidation in the health insurance industry has adversely affected premiums?

James Robinson suggests that recent consolidation in the insurance market has been a cause of higher health insurance prices (premiums). Although the recent consolidation among health insurers and rising premiums are indisputable, it is unlikely that consolidation has had any adverse effect on premiums nationwide, and Robinson provides no data that suggest otherwise. Specifically, he does not present data showing an increase in concentration in any relevant market during the past few years, let alone any resulting increase in premiums. Health insurance consolidation in certain local markets could adversely affect premiums, but it seems clear that it is not a major national antitrust issue.

Economic Competition↗