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The Alberta Hereditary Diseases Program: a regional model for delivery of genetic services.

Genetic counselling and related services are generally provided at major university medical centres because they are very specialized. The need for rurally based genetic services prompted the inclusion of an outreached program in the Alberta Hereditary Diseases Program (AHDP), which was established in 1979; the AHDP was designed to provide services to the entire province through two regional centres and seven outreach clinics. There is a community health nurse in almost every health unit whose duties are either totally or partially devoted to the AHDP; thus, genetic help and information are as close as a rural health unit. The AHDP is designed to provide complete clinical (diagnostic, counselling and some management) services and laboratory (cytogenetic, biochemical and molecular) services for genetic disorders. In addition, the program emphasizes education and publishes a quarterly bulletin, which is sent free of charge to all physicians, hospitals, public health units, social service units, major radio and television stations, newspapers and public libraries and to selected individuals and groups in Alberta.

Alberta↗

The economics of clinical genetics services. III. Cognitive genetics services are not self-supporting.

We investigated the amount of time required to provide, and the charges and reimbursement for, cognitive genetics services in four clinical settings. In a prenatal diagnostic center, a mean of 3 h/couple was required to provide counseling and follow-up services with a mean charge of $30/h and collection of $27/h. Only 49% of personnel costs were covered by income from patient charges. In a genetics clinic in a private specialty hospital, 5.5 and 2.75 h were required to provide cognitive services to each new and follow-up family, respectively. The mean charge for each new family was $25/h and for follow-up families $13/h. The amount collected was less than 25% of that charged. In a pediatric genetics clinic in a large teaching hospital, new families required a mean of 4 h and were charged $28/h; follow-up families also required a mean of 4 h, and were charged $15/h. Only 55% of the amounts charged were collected. Income from patient charges covered only 69% of personnel costs. In a genetics outreach setting, 5 and 4.5 h were required to serve new and follow-up families, respectively. Charges were $25/h and $12/h, and no monies were collected. In all clinic settings, less than one-half of the total service time was that of a physician, and more than one-half of the service time occurred before and after the clinic visit. In no clinic setting were cognitive genetics services self-supporting. Means to improve the financial base of cognitive genetics services include improving collections, increasing charges, developing fee schedules, providing services more efficiently, and seeking state, federal, and foundation support for services.

Costs and Cost Analysis↗

Genetic support groups: a continuum of genetic services.

Genetic counseling for parents of children with a genetic disorder is only the beginning of needed support services. One important member of the health team is the genetic support group. Within a genetic support organization, individuals and families discover that they are not alone and that they can be helped by others affected by similar genetic diagnoses. Ideally, a strong partnership between the support group members and interested health professionals will enable the organization to meet its goals. Networks, such as the Alliance of Genetic Support Groups, can help member organizations become a unified force without taking away their individual agendas.

Genetic Counseling↗

Comparison of genetic services with and without genetic registers: access and attitudes to genetic counselling services among relatives of genetic clinic patients.

The pedigrees of 192 subjects at risk of Duchenne or Becker muscular dystrophy, myotonic dystrophy, or balanced chromosome translocations attending three regional genetic clinics were inspected to identify relatives who were themselves at high risk of these disorders. Of the 342 relatives eligible for inclusion, 43% (63/147) of the register relatives and 26% (50/195) of the non-register relatives had had contact with the clinical genetic services, a significant difference (p<0.02). Relatives from families with muscular dystrophy were significantly more likely to have been in contact with genetic services than those from BT families. Fifty-two relatives were interviewed about their experience and attitudes regarding genetic counselling. Almost all regarded knowledge about the family genetic disorder as helpful, and only one thought it unacceptable for relatives to be informed that they are at risk; 94% thought it was acceptable for this information to come from family members, 92% from general practitioners, and 90% from the clinical genetic service. A majority of relatives (53%) thought it was the family's responsibility to pass on genetic risk information, but 22% said the genetic service should be responsible and 18% thought it should be the GP. These data, together with the findings from the study of probands attending genetic clinics for these disorders, indicate that the genetic register approach incorporating long term follow up and a proactive approach to genetic counselling is acceptable to the families concerned and improves access to genetic services for at risk relatives.

Adult↗

The economics of clinical genetics services. IV. Financial impact of outpatient genetic services on an academic institution.

Those clinical genetic services that do not involve laboratory tests or procedures--i.e., the "cognitive" services such as diagnosis, management, and counseling--are labor-intensive, time-consuming, and not self-supporting. However, as a result of an evaluation at a genetics clinics, a patient will often receive other services at the same medical center. The full economic impact of the genetics clinic may be underappreciated. Therefore, at one medical center we examined (a) three settings that delivered genetics services and (b) two specialty clinics providing services to children with genetics conditions; and we calculated charges and payments for an unselected, consecutive group of outpatients. The results showed that cognitive genetics services accounted for a variable, but generally low, percentage of both the professional (generally physicians') and total charges accumulated by patients as a consequence of their visit to the genetics clinic. With laboratory and procedural charges included, patients seen in general genetics clinics (or their insurance plans) paid up to three times as much to the medical center and to its health professionals as to the genetics professional. These data confirm that clinical genetics services, while not generating enough income to cover their own costs, bring considerable revenue to the medical center. This fact alone should prove useful to the director of clinical genetics programs when they are negotiating finances with institutional administrators.

Fees and Charges↗

The development and usability of 'The Genetics Navigator': a digital solution for adult and paediatric clinical genetics services.

Clinical genetic services address diverse genetic testing needs, but there is no comprehensive digital solution to meet this variety. We aimed to develop and test the usability of the Genetics Navigator (GN), a platform designed to enhance genetic services for paediatric and adult patients. The GN prototype was created with input from a patient and clinician advisory board, informed by prior research. Usability testing involved genetics patients (N&#x2009;=&#x2009;14), parents of paediatric patients (N&#x2009;=&#x2009;4), and the general public (N&#x2009;=&#x2009;10). Participants provided feedback using the 'think aloud' method when using the platform. We used the System Usability Scale (SUS) for quantitative evaluation. Qualitative data were coded by platform section, item, and identified key areas for improvement. Building on the Genetics Adviser platform, we added video and written content for various genetic conditions and patient groups, including pre-test education, counselling, decision support, history collection, post-test result disclosure, and management. Key feedback during rounds of usability testing emphasized the need for a supportive design, seamless workflow, and engaging experience of the tool. The tool was modified to reflect the feedback, and the GN achieved an average SUS score of 87.7&#x2009;&#xb1;&#x2009;10.9 (N&#x2009;=&#x2009;28), indicating above-average usability. Future research will evaluate its clinical and cost-effectiveness in a randomized trial.

Humans↗

The resource implications and service outcomes of genetic services in the context of DNA technology.

The use of DNA technology has transformed genetic counselling services for single gene disorders. For conditions such as Duchenne muscular dystrophy and cystic fibrosis, both of which cause severe morbidity and premature death, DNA tests mean that individuals can be told with greater certainty whether they are carriers of a genetic trait and of the likelihood of their having a child affected by the disorder. This paper presents the findings of an evaluation of the resource implications and service outcomes of genetic services in the context of DNA technology (DNA services). Results are based on data collected over a 4-year period from three large genetics centres throughout the United Kingdom. Our conclusions are that for the conditions for which they are commonly used, and as a regionally based service, DNA services are effective and relatively inexpensive. For severe conditions, and for neurological disorders, although tests will not alter family size plans the demand for tests during pregnancy will be high and the results will have a significant impact on individuals' decisions regarding the continuation of their pregnancies. For conditions of variable severity, those that start late in life or are amenable to treatment, the demand for tests is likely to be low. In comparison with the general population we found a greater existence of psychological side effects amongst counsellees. These effects were linked to individuals having a close relative, usually a child, already affected by a disorder rather than being a consequence of the genetic counselling process.

Adult↗

Genetic counseling and clinical cancer genetics services.

Cancer genetic services, typically provided by clinicians with expertise in both oncology and genetics, include cancer risk assessment and education, facilitation of genetic testing, pre-and post-test counseling, provision of personally tailored cancer risk management options and recommendations, and psychosocial counseling and support services. All oncology providers should obtain basic information on the family cancer history of their patients to determine the likelihood of hereditary cancer risk as well as possible indications for providing brief or comprehensive cancer genetic counseling. Those who choose to provide these services themselves must be familiar with the complex issues of genetic counseling and testing, and be aware of the time and expertise required to adequately deliver these services. Genetic nurses and genetic counselors with master's degrees function as valuable members of a comprehensive cancer genetic service; they are trained to independently collect and confirm medical and family history information, perform risk assessments, offer patient education regarding cancer and genetics, and provide supportive counseling services for patients and families. It is hoped that specific risk interventions will significantly reduce morbidity and mortality from familial forms of cancer. This review outlines the process of cancer genetic counseling and defines the roles of the cancer genetic counselor and the function of the cancer genetics specialty clinic. The possible medical and legal implications for failing to obtain adequate family history information are reviewed, and the issues of genetic discrimination are discussed.

Ethics, Medical↗

A consortium approach to molecular genetic services. Scottish Molecular Genetics Consortium.

The four Scottish university medical genetics centres formed a consortium in 1985 to provide a DNA based service in prenatal diagnosis, carrier detection, and predictive testing for a range of Mendelian disorders. Each centre took sole responsibility for laboratory analyses of an assigned set of disorders, while families continued to be investigated and patients counselled within their own areas. DNA was extracted from relevant tissues in the centre most convenient to the family member and then dispatched to the appropriate laboratory for analysis. Results were interpreted and risks assessed by discussion between laboratory staff and the clinical geneticist in charge of the case. In the first three years of the consortium 92 prenatal diagnoses or exclusion tests were carried out, the majority being for cystic fibrosis (35), Duchenne muscular dystrophy (21), and Huntington's disease (11). Carrier testing was carried out in 271 X linked recessive disorders, the most common indications being Duchenne and Becker muscular dystrophies (198) and haemophilias A and B (48). Predictive testing was attempted in 41 consultants at risk for Huntington's disease, 37 at risk for myotonic dystrophy, and 32 at risk for developing adult polycystic kidney disease. The total of all carrier tests, including those for autosomal recessives, was 543. A consortium or supraregional approach to molecular genetics services has a number of advantages. Constituent laboratories need hold only those probes and enzymes relevant to their assigned disorders and can gain maximum experience with these systems. Scattered families may often be linked into single kinships, thus allowing rapid confirmation of diagnosis when an urgent request is made for a prenatal diagnosis.(ABSTRACT TRUNCATED AT 250 WORDS)

Cystic Fibrosis↗

Comparison of genetic services with and without genetic registers: knowledge, adjustment, and attitudes about genetic counselling among probands referred to three genetic clinics.

Genetic register services incorporating long term follow up and a proactive approach to at risk subjects have been recommended as a way of improving access to genetic counselling for families with dominant or X linked genetic disorders and chromosome translocations. The aims of the present study were to evaluate the psychosocial benefits and drawbacks of long term family contact, and to evaluate the attitudes of probands and their general practitioners towards proactive genetic counselling. We interviewed 192 people referred to three regional genetic clinics because of a family history of Duchenne or Becker muscular dystrophy, myotonic dystrophy, or chromosome translocations, and 43 of the referring GPs. Probands attending the centre using a genetic register approach were compared with those from the two centres offering the standard clinical genetic service. A very high proportion of probands in both groups were well informed about the genetic risks to themselves and their children, were satisfied with the service they had received from their local genetic clinic, and felt adequately prepared to discuss the family illness with their children. The register probands expressed approval of the ongoing contact and open access provided by the register service. Asked whether previously unaware relatives should be informed of their at risk status, 98% (188/192) said it was acceptable for this information to be disclosed by a family member, while three quarters of the probands (149/192) and just over half the GPs (27/43) thought it acceptable for the genetic service to approach them; a similar proportion of both GPs and probands also found it acceptable for GPs to do so. More than half the probands (107/190) thought it was the family's responsibility to pass on genetic risk information, but 43% said that either the genetic service or the GP should be responsible for this. The findings show that the genetic register approach incorporating long term follow up and a proactive approach to genetic counselling is highly acceptable to the families concerned, and although the register and non-register probands did not differ significantly on any of the main outcome measures used in this relatively short term study, it may be that the continuing contact associated with the register approach offers long term benefits, especially for those genetic conditions where medical surveillance may have an impact on the prognosis.

Adult↗

The organization and delivery of clinical genetics services.

Advances in genetics, including mapping the human genome, improved therapy for genetic disorders, recognition of the role of genetic factors in common diseases of adulthood, and new screening tests for carrier detection and presymptomatic diagnosis create an increased demand for and awareness of clinical genetic services. These services, focusing on diagnosis, management, and genetic counseling, had been supported by a variety of state, provincial, federal, and foundation grants. As clinical genetics has evolved from a service with roots in research provided solely at academic medical centers to one widely available in the community, the services in the United States are increasingly provided on a fee-for-service basis in various settings including private hospitals, state-supported outreach clinics, and free-standing genetics centers, whereas in Canada they are generally based in university hospital settings and are covered by universal health care. Given the limited numbers of clinical geneticists and genetic counselors now practicing, much of the application in this decade of new genetic technologies and knowledge will fall upon primary care physicians.

Genetic Counseling↗