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Biomedical subjects

H King

Publications and source records attributed to H King.

At least 19 recordsLinked to original sources

Episodic memory in schizophrenic patients and their relatives.

BACKGROUND: Memory dysfunction among healthy relatives of patients with schizophrenia suggests that genetic liability to the disorder can also be manifested as cognitive impairment. This study was designed to further elucidate the nature of the memory dysfunction being transmitted. METHOD: Memory function was assessed in 62 schizophrenic patients, 98 of their healthy relatives and 66 controls. Material-specific immediate/delayed recall and percentage retention were investigated using the Logical Memory and Visual Reproduction tests of the Wechsler Memory Scale (WMS). A third subtest of the WMS, the Associate Learning and a visual analogue of it, the Abstract Paired Associates, were used to measure verbal and visual learning. Current general intellectual function was assessed using a five-subtest short-form of the Wechsler Adult Intelligence scale-Revised (WAIS-R). RESULTS: Schizophrenic patients performed significantly worse than controls on nearly all measures. Their relatives also showed significant deficit on the immediate and delayed recall of the Logical Memory, immediate recall of the Visual Reproduction, and the Abstract Paired Associates tests. Logical memory was substantially more impaired than the other measures for both patients and relatives. The deficit in immediate recall of the Logical Memory remained significant even after excluding those relatives with an Axis I diagnosis and schizotypal personality disorder. These findings were despite the relatives having an equivalent level of general intellectual function to that of controls. CONCLUSION: Familial, presumed genetic, liability to schizophrenia may be expressed as dysfunction in verbal memory.

Adolescent↗

Quality of life measurement in the head and neck cancer radiotherapy clinic: is it feasible and worthwhile?

Quality of Life (QOL) is now a standard end-point in clinical trials. The aim of this non-cohort study was to assess the practical issues surrounding the collection of QOL data in a non-trial setting, and to determine whether it is feasible and worthwhile. Ninety-two patients attending clinics before, or at least 3 months after radiotherapy for head and neck cancer were asked to complete the University of Washington QOL questionnaire (Version 4) and the Hospital Anxiety and Depression Scale. The three most important QOL domains cited by patients after radiotherapy related to saliva production, swallowing and taste. Most patients were able to complete both questionnaires in less than 10 min and reported little difficulty in understanding and completing them. The questionnaires indicated possible clinically significant levels of anxiety and depression in 31% and 16%, respectively. We perceived several benefits of routine QOL data collection in the clinic and this has now been adopted in our own practice.

Feasibility Studies↗

Probable dystonic reaction after a single dose of cyclizine in a patient with a history of encephalitis.

A patient underwent an emergency Caesarean section under general anaesthesia for an antepartum haemorrhage. Following delivery of a live infant, cyclizine was administered in accordance with departmental anti-emetic protocol. On awakening she was confused, slow to articulate and had slurred speech. A computed tomography (CT) scan, which was performed to exclude an intracranial event, was normal. Her symptoms were suggestive of a lingual-facial-buccal dyskinesia as seen with dopamine antagonists. A presumptive diagnosis of a dystonic reaction to cyclizine was made. She received two doses of procyclidine before her symptoms completely resolved. Cyclizine has had a resurgence in popularity owing to the recent withdrawal of droperidol and anaesthetists should be aware that, although extremely rare, dystonic reactions may occur with this agent.

Acute Disease↗

Assessing the assessment measures for menstrual cycle symptoms: a guide for researchers and clinicians.

A review of measures of menstrual cycle symptoms is provided. This will enable researchers and clinicians to make the appropriate choice of method for their study requirements. In recent years, these measures have taken the form of retrospective questionnaires (rating severity of symptoms from memory) and prospective diaries (daily checklists of symptoms). Many of these draw on aspects of the well-known retrospective questionnaires, the Menstrual Distress Questionnaire and Premenstrual Assessment Form, in their development and validation. Each measure will be briefly described, followed by comments on its development, psychometric properties and finally an evaluation of its strengths and weaknesses. It concludes with an examination of the implications arising from the review, and some recommendations that menstrual cycle researchers and clinicians may wish to consider, as they decide upon the most appropriate measure for their needs.

Female↗

Epidemiology of glucose intolerance and associated factors in Uzbekistan: a survey in Sirdaria province.

Prevalence of glucose intolerance and other noncommunicable diseases has been examined in subjects aged 35 years and over in a rural community in Sirdaria, which lies in the central part of Uzbekistan. Diabetes and impaired glucose tolerance (IGT) were diagnosed according to the recommendations of the latest WHO Study Group on diabetes. The overall response to the survey was 82%. Crude prevalence of diabetes was 4% in women and 11% in men. However, young men were under-represented and the age-standardised prevalence was 7.5% in women and 10.0% in men. Subjects with abnormal glucose tolerance had higher mean body mass index (BMI), waist-hip ratio (WHR), systolic and diastolic blood pressures and prevalence of hypertension, and were less physically active than those with normal glucose tolerance. Women were younger, had higher mean BMI, similar WHR, lower mean systolic and diastolic blood pressures and were less physically active than men. Approximately one-third of all subjects were centrally obese (WHR 0.85 or above for women and 0.95 or above for men). Of these, one-third had coexisting glucose intolerance. It is concluded that glucose intolerance and central obesity are common in this rural Central Asian community.

Adult↗

Tattoo medi-alert.

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Drug Hypersensitivity↗

Impact of poverty on the prevalence of diabetes and its complications in urban southern India.

AIM: The impact of poverty on the profile of diabetes and its complications was studied. METHODS: A comparative study of low income group (LIG) (family income Rs. < 30,000/annum (approx. 432 pounds sterling) and high income group (HIG) (family income Rs. greater-than-or-equal 60,000/annum (approx. pounds sterling) subjects of > or = 40 years was done in Madras, India. By screening 1748 LIG subjects (M/W 844/904) 301 diabetic subjects were identified and 218 underwent tests for diabetic complications. Population data available in 635 (M/W 309/326) HIG subjects from the survey were used for comparison of glucose tolerance profile. Complications were studied in 221 diabetic HIG subjects. RESULTS: Age-standardized prevalences of diabetes (12.6% vs. 25.5%; chi(2) = 56.9, P < 0.0001) and impaired glucose tolerance (IGT) (8.9% vs. 19.0%) were significantly lower (chi(2) = 57.7; P < 0.0001) in the LIG. Hypertension was more common in LIG (53.7% vs. 40.0% in HIG; chi(2) = 34.9; P < 0.0001). LIG subjects were more physically active; 73.8% did not go to school. Parameters significantly associated with diabetes were body mass index (BMI), age, higher income, waist--hip ratio and physical inactivity. Higher income, BMI and age were associated with IGT. Diabetic LIG subjects had a higher prevalence of cardiac disease, neuropathy and cataract and a lower prevalence of retinopathy than HIG subjects. The risk variables such as hyperglycaemia, dyslipidaemia, hypertension, smoking and alcohol consumption were more in the LIG group. CONCLUSIONS: The urban poor in the developing world has a lower prevalence of diabetes than the urban poor in developed societies. However, they have higher rates of complications of diabetes.

Adult↗

Glucose intolerance and associated factors in Mongolia: results of a national survey.

AIMS: Prevalence of glucose intolerance-diabetes and impaired glucose tolerance (IGT)-and of related conditions such as obesity and hypertension, was studied in six population samples in Mongolia in 1999. METHODS: Diagnosis of glucose intolerance was made on the basis of 2-h blood glucose concentration, according to criteria recommended by the latest report of a WHO Expert Group. RESULTS: Crude prevalence of diabetes was 2.9% (2.6% in men and 3.2% in women). Prevalence of IGT was 10.2% (9.3% in men and 10.8% in women). Age standardization to the standard world population of Segi resulted in a total sample prevalence of 3.1% for diabetes and 9.2% for IGT. Prevalence of abnormal glucose tolerance differed according to district of residence. Approximately one-third of the subjects with diabetes were diagnosed prior to the survey. Of those who were diagnosed previously, approximately one-half were not under any form of treatment. Subjects with abnormal glucose tolerance were older, more obese and had higher blood pressure and prevalence of hypertension than those with normoglycaemia. One-half of men and almost one-half of women were hypertensive. Three-quarters of the diabetic subjects were hypertensive. One-third of all subjects were centrally obese. Considering the conditions of principal interest-glucose intolerance, hypertension and obesity-one-half of all subjects demonstrated one or more of these conditions. Central obesity was the most common condition, followed by hypertension and then glucose intolerance. Central obesity and hypertension was the most common combination (17% of all subjects) and 4% exhibited all three conditions. CONCLUSIONS: Non-communicable diseases are already a threat to public health in Mongolia. Although the prevalence of diabetes is not high by international standards, the relatively high prevalence of IGT suggests that the situation may deteriorate in the future in the absence of concerted action to prevent and control diabetes and related conditions.

Adult↗

Maternal and child psychological sequelae in paediatric burn injuries.

It is a commonly held belief that many children suffer psychological sequelae following burn injury. This six month controlled, prospective, follow up study was designed to investigate psychological sequelae in children and their mothers following paediatric burn injury. The study employed a sample of 40 children with burn injuries, and their mothers with three control groups, each of 40 children and their mothers: an acutely ill group, a fracture group and a non ill/injured group. Measures at initial contact and 6 month follow up included the Child Behaviour Checklist and the Hospital Anxiety and Depression Scale. The results demonstrated higher initial maternal anxiety scores in the burn, compared to the fracture and non ill/injured groups, which remained comparatively high 6 months later even though they decreased over time. Children with burn injuries, of the type included in this study, did not appear to develop significant psychological or behavioural sequelae. Following paediatric burn injury mothers appear to be at higher risk than children for developing psychological sequelae, which may have longer term implications for the child's outcome such as affecting compliance with treatment.

Acute Disease↗

Pakistan National Diabetes Survey: prevalence of glucose intolerance and associated factors in Baluchistan province.

The prevalence of diabetes mellitus (DM) and impaired glucose tolerance (IGT) and their relationship to age and obesity was estimated in a population-based survey in urban and rural areas in Baluchistan province, Pakistan. Cluster sampling of 834 adults (260 men, 574 women) in the urban and 570 adults (175 men, 395 women) in the rural areas was carried out. Oral glucose tolerance tests were performed in adults aged 25 years and above. Diagnosis of diabetes and IGT was according to the World Health Organization (WHO) criteria. The overall prevalence of diabetes and IGT in both sexes was 10.8 and 11.9% (urban) versus 6.5 and 11.2% (rural), respectively. The crude prevalence of diabetes in the urban versus rural area was 11.1% in men and 10.6% in women versus 10.3% in men and 4.8% in women. As against this IGT was found in 6.5% of men and 14.3% of women in the urban area and 7.4% of men and 13.0% of women in the rural setting. The major risk factors associated with diabetes were age, positive family history (F/H) of diabetes and obesity. Central obesity was more strongly associated with diabetes in women than men.

Adult↗

Postpartum bone mineral density following antenatal dexamethasone therapy.

The aim of this study was to determine whether the changes in bone metabolism, which we have demonstrated previously with antenatal dexamethasone therapy, are associated with a lower bone mineral density. We assessed bone mineral density in the proximal femur and lumbar spine using dual photon X-ray absorptiometry after delivery in 15 women who received dexamethasone therapy for fetal lung maturation, and in 30 women who did not have dexamethasone therapy in pregnancy. The absolute bone mineral density, T scores and Z scores at the proximal femur and lumbar spine were similar, and the median values of T and Z scores were positive in both groups. We conclude that antenatal dexamethasone therapy has no long term effect on bone mineral density.

Absorptiometry, Photon↗

Pakistan National Diabetes Survey prevalence of glucose intolerance and associated factors in North West at Frontier Province (NWFP) of Pakistan.

AIM: To estimate the prevalence of non-insulin dependent diabetes mellitus (NIDDM) and impaired glucose tolerance (IGT) and their relationship with age and obesity in a population based survey in the rural areas of NWFP, Pakistan. SETTING: Three villages, Pawakai, Reghi and Jhagra in NWFP were the target areas. METHODS: Cluster sampling of 1035 adults aged 25 years and above (207 men, 828 women) was done. Oral glucose tolerance tests were performed and the diagnosis of diabetes and IGT was made according to WHO criteria. Height, weight and waist hip ratio of the study population were recorded. The Chi Square test was used to measure the association among the different variables. Basic demographic information from the subjects was collected by a physician using a standard questionnaire. RESULTS: The overall prevalence of NIDDM and IGT in both sexes was 11.1% and 9.4%. The sex-specific prevalence of diabetes was 9.2% in men and 11.6% in women. Advanced age, positive family history of diabetes and obesity were associated with higher rates of diabetes. In both sexes high Waist Hip Ratio (WHR) was more closely associated with diabetes than was high Body Mass Index (BMI). CONCLUSION: The prevalence of diabetes mellitus in rural areas of NWFP is high and almost similar to that of Sindh and Baluchistan.

Adult↗

Glucose intolerance and associated factors in the Fergana Valley, Uzbekistan.

Prevalence of glucose intolerance and other noncommunicable diseases has been examined in subjects aged 35 years and over in semirural and urban communities in the Fergana Valley in the eastern part of Uzbekistan, Central Asia. Diabetes and impaired glucose tolerance (IGT) were diagnosed according to the recommendations of the latest WHO Study Group on diabetes. Crude prevalence of diabetes was 9% and 5%, respectively, in semirural men and women, 13% and 9% in urban men and women. Crude prevalence of impaired glucose tolerance (IGT) was 6% and 9%, respectively, in semirural men and women, 9% and 8% in urban men and women. After adjustment for non-response, prevalence of diabetes was 5% and 4%, respectively, in semirural men and women and 8% in both urban men and women. Adjusted prevalence of IGT was 4% and 8%, respectively, in semirural men and women, 5% and 6% in urban men and women. The majority of subjects with a prior diagnosis of diabetes were being treated with oral hypoglycaemic agents. Almost one-half of subjects in both communities had body mass index of 25 kg m(-2) or greater. Central obesity (waist-hip ratio 0.95 or greater for men, 0.85 or greater for women) was observed in over one-quarter of subjects in both communities. Clinical hypertension was not frequent by international standards (9% in semirural subjects and 13% in urban subjects) but a number of subjects who were clinically normotensive claimed to be taking antihypertensive medication. It is concluded that glucose intolerance and central obesity are common in this region of Uzbekistan, about which there was previously little information.

Adult↗

Global burden of diabetes, 1995-2025: prevalence, numerical estimates, and projections.

OBJECTIVE: To estimate the prevalence of diabetes and the number of people with diabetes who are > or =20 years of age in all countries of the world for three points in time, i.e., the years 1995, 2000, and 2025, and to calculate additional parameters, such as sex ratio, urban-rural ratio, and the age structure of the diabetic population. RESEARCH DESIGN AND METHODS: Age-specific diabetes prevalence estimates were applied to United Nations population estimates and projections for the number of adults aged > or =20 years in all countries of the world. For developing countries, urban and rural populations were considered separately RESULTS: Prevalence of diabetes in adults worldwide was estimated to be 4.0% in 1995 and to rise to 5.4% by the year 2025. It is higher in developed than in developing countries. The number of adults with diabetes in the world will rise from 135 million in 1995 to 300 million in the year 2025. The major part of this numerical increase will occur in developing countries. There will be a 42% increase, from 51 to 72 million, in the developed countries and a 170% increase, from 84 to 228 million, in the developing countries. Thus, by the year 2025, >75% of people with diabetes will reside in developing countries, as compared with 62% in 1995. The countries with the largest number of people with diabetes are, and will be in the year 2025, India, China, and the U.S. In developing countries, the majority of people with diabetes are in the age range of 45-64 years. In the developed countries, the majority of people with diabetes are aged > or =65 years. This pattern will be accentuated by the year 2025. There are more women than men with diabetes, especially in developed countries. In the future, diabetes will be increasingly concentrated in urban areas. CONCLUSIONS: This report supports earlier predictions of the epidemic nature of diabetes in the world during the first quarter of the 21st century. It also provides a provisional picture of the characteristics of the epidemic. Worldwide surveillance of diabetes is a necessary first step toward its prevention and control, which is now recognized as an urgent priority.

Adult↗

Epidemiology of glucose intolerance and gestational diabetes in women of childbearing age.

The available data suggest that the frequency of diabetes in pregnancy is highly variable, generally reflecting the underlying pattern of NIDDM in the particular population. Different ethnic groups in the same environmental setting experience widely variable risk. Impaired glucose tolerance is usually more prevalent than diabetes in women of childbearing age. Maternal age, overweight, parity, and family history of diabetes all predispose to gestational diabetes mellitus (GDM). Incidence of GDM is low in the absence of risk factors, suggesting that selective screening programs may be cost-effective. The worldwide epidemic of glucose intolerance predicted by the latest World Health Organization studies will undoubtedly increase the burden of GDM, especially in the developing countries.

Adult↗

Management of hypercholesterolemia: practice patterns for primary care providers and cardiologists.

This retrospective study, conducted as part of a private practice quality assurance process for patients with coronary artery disease (CAD), compares practice patterns in the LIFEHELP lipid clinic and non-lipid clinic settings at the Heart Institute of St. Petersburg. Quality assurance parameters included documentation of low-density lipoprotein (LDL) cholesterol, initiation of lipid-lowering therapy, and achievement of the Second National Cholesterol Education Program (NCEP II) goal for CAD patients of LDL cholesterol < or =100 mg/dL. A total of 934 patient charts with ICD-9 codes of 410-414 for ischemic heart disease were randomly selected and reviewed by a utilization review nurse. A higher level of documentation and treatment of elevated LDL cholesterol to NCEP II goal in CAD patients was found for those followed in the lipid clinic. Among non-lipid clinic physicians, cardiologists documented and treated elevated LDL cholesterol more frequently than primary care physicians. Women and the elderly subgroups received improved care in the lipid clinic setting. Screening activities and risk-factor management by cardiologists within a lipid clinic, therefore, demonstrated an improved standard of care that came closer to achieving national guidelines in the secondary prevention of CAD.

Age Factors↗