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Biomedical subjects

P Hanlon

Publications and source records attributed to P Hanlon.

34 records · Page 2Linked to original sources

Coping with the inexorable rise in medical admissions: evaluating a radical reorganisation of acute medical care in a Scottish district general hospital.

OBJECTIVE: To describe radical changes in acute medical care in a district general hospital and assess their impact on staff and patients. DESIGN: A before and after comparison of structure, process and outcome indicators in the year preceding and following reorganisation. SETTING: The Adult Medicine Clinical Directorate of the Royal Alexandra Hospital in Paisley, Scotland. SUBJECTS: Staff in the Medical Directorate and a random sample of 400 patients. INTERVENTIONS: The main stimulus for reorganisation was the pressure caused by a relatively steep rise in admissions. In response, the six existing general medical wards were converted into a 38-bed Medical Admissions Unit and five more specialised wards. A new acute receiving rota allowed each consultant to concentrate almost exclusively on acute receiving for one week at a time. RESULTS: The boarding of patients in non-medical wards was eliminated through improved bed management. The needs of patients became better matched to the specialism of their consultant. The cardiologist's share of in-patients with cardiological problems rose from 34% of 2,877 cases to 58% of 3,085 cases (p < 0.001) and the respiratory physicians' share of respiratory in-patients grew from 53% of 1,281 cases to 67% of 1,287 cases (p < 0.001). After the reorganisation, medical staff had significantly fewer concerns about losing track of patients (p < 0.01) or about boarding (p < 0.01), however, concern about 'blocked beds' became greater (p < 0.05). Nurses reported more time for health promotion (p < 0.01) but also a rise in stress (p < 0.05). More patients reported that staff had time to explain their treatment (85/109 (79%) before, 93/105 (89%) after, p < 0.05) and a higher proportion felt ready for discharge (91/108 (84%) before, 99/106 (93%) after, p < 0.05). CONCLUSIONS: Radical reorganisation of medical care in response to rising acute medical admissions is achievable and may lead to improvements in care.

Adult↗

Health checks and coronary risk: further evidence from a randomised controlled trial.

OBJECTIVE: To determine the effectiveness of a health check and assess any particular benefits resulting from feedback of plasma cholesterol concentration or coronary risk score, or both. DESIGN: Randomised controlled trial in two Glasgow work sites. SUBJECTS: 1,632 employees (89% male) aged 20 to 65 years. INTERVENTIONS: At the larger work site, (a) health education; (b) health education and feedback on cholesterol concentration; (c) health education and feedback on risk score; (d) health education with feedback on cholesterol concentration and risk score (full health check); (e) no health intervention (internal control). At the other work site there was no health intervention (external control). MAIN OUTCOME MEASURES: Changes in Dundee risk score, plasma cholesterol concentration, diastolic blood pressure, body mass index and self-reported behaviours (smoking, exercise, alcohol intake, and diet) in comparison with internal and external control groups. RESULTS: Comparisons between the full health check and the internal control groups showed a small difference (0.13 mmol/l) in the change in mean cholesterol concentration (95% confidence interval 0.02 to 0.22, P = 0.02) but no significant differences for changes in Dundee risk score (P = 0.21), diastolic blood pressure (P = 0.71), body mass index (P = 0.16), smoking (P = 1.00) or exercise (P = 0.41). Significant differences between the two groups were detected for changes in self-reported consumption of alcohol (41% in group with full health check v 17% in internal control group, P = 0.001) fruit and vegetables (24% v 12%, P < 0.001), and fat (30% v 9%, P < 0.001). Comparison of all groups showed no advantage from feedback of cholesterol concentration or risk score, or both. CONCLUSIONS: The health check only had a small effect on reversible coronary risk. It was effective in influencing self reported alcohol consumption and diet. Feedback on cholesterol concentration and on risk score did not provide additional motivation for a change in behaviour.

Adult↗

The four levels of health promotion: an integrated approach.

Four levels of health promotion are identified: environmental, social, organisational and individual. It is argued that health promotion interventions should not be confined to one level but instead an integrated approach should be adopted, in which the relationships between the four levels and the outcomes at all levels ought to be considered and analysed. It is suggested that these four levels are used as a checklist when health promotion interventions are planned.

Environment↗

Follow-up of Gambian children for a 1-year period after rotavirus infection.

To investigate the hypothesis that rotavirus infection in young children can trigger chronic diarrhoeal disease, a group of cases from a documented epidemic of rotavirus and a group of matched controls were followed for a 1-year period after infection. No evidence of excess chronic diarrhoea or vomiting in the group known to have been infected with rotavirus was found.

Diarrhea, Infantile↗

Trial of high-dose Edmonston-Zagreb measles vaccine in the Gambia: antibody response and side-effects.

In a randomised trial, infants living in a large village in The Gambia were immunised either at 4 months of age with 40,000 plaque forming units (PFU) of the Edmonston-Zagreb (EZ) measles vaccine or at the usual age of 9 months with 6000 TCID50 of a conventional Schwarz measles vaccine. Measles developed in 2 of 119 children who received the EZ vaccine, in 1 before and in the other after 9 months of age. In the Schwarz group measles developed in 7 of 120 children--in 5 before and in 2 after 9 months of age. Serological responses measured at 5 months after vaccination and at 18 months of age were satisfactory in both groups although in the Schwarz group levels were on average 2-fold higher than in the EZ group. The frequencies of fever, cough, vomiting, and diarrhoea were no higher in the EZ vaccinees in the 3 weeks following vaccination than in age-matched non-immunised controls. Long-term morbidity as assessed by clinic attendances and weight at 18 months of age was much the same in the two groups. The EZ measles vaccine is thus safe and clinically and serologically effective when used in a high dose to immunise young Gambian infants.

Age Factors↗

Effects of dose and strain of vaccine on success of measles vaccination of infants aged 4-5 months.

Small-scale trials of the Edmonston-Zagreb (E-Z) measles vaccine were undertaken to determine the dose necessary to immunise 4-6-month-old infants. Antibody responses, measured 16 weeks after vaccination, were dose dependent: 40,000 plaque forming units given subcutaneously resulted in positive responses in all infants and higher antibody levels than doses of 20,000 or 10,000 units (10,000 units gave a failure rate of 25%). In further trials the E-Z vaccine was compared with the Schwarz vaccine, both being given in subcutaneous doses of 40,000 plaque forming units. In infants aged 20 weeks the E-Z vaccine produced higher levels of measles antibody and in those aged 18 weeks its superiority showed in a lower proportion failing to respond (3 of 39 versus 19 of 35).

Clinical Trials as Topic↗

Factors influencing vaccination compliance in peri-urban Gambian children.

The vaccination status of 251 children aged 12-18 months in two peri-urban Gambian communities was determined from their health cards. Two subgroups were identified: children who were fully vaccinated, and those who had received less than half their vaccinations. The social and environmental circumstances of these children were investigated to detect factors which were associated with poor vaccination compliance. Mothers of well vaccinated children were more inclined to bring them for non-curative services. Mothers of poorly vaccinated children had a poorer knowledge of the diseases against which their children should be vaccinated and they also had a more superstitious view of disease causation. Those children who showed poor compliance came from larger families. In the poorly vaccinated group both parents were less well educated and there was a trend towards poorer literacy.

Adult↗

Trial of an attenuated bovine rotavirus vaccine (RIT 4237) in Gambian infants.

A randomised, controlled trial of bovine rotavirus vaccine was undertaken in Gambian infants. Three doses were administered, from the age of ten weeks, concurrently with oral or killed polio vaccine. Prevaccination rotavirus neutralising antibody levels were high. 84/185 infants (45%) showed an increase in neutralising antibody titre after receiving rotavirus vaccine, compared with 20/91 (22%) unvaccinated infants. Clinical rotavirus infection was detected in 24/78 (31%) children in the rotavirus/oral polio group, 34/83 (41%) children in the placebo/oral polio group, and 23/92 (25%) children in the rotavirus/killed polio group, giving an overall vaccine efficacy of 33% (95% CI 4-53%). RIT 4237 did not appear to reduce the severity of clinical infections. Most cases (92%) were caused by rotaviruses with short RNA electropherotypes. Serological responses to rotavirus vaccination appeared unaffected by the concurrent administration of oral polio vaccine. Lower types 1 and 3 polio antibody levels were found in children who received oral polio and rotavirus vaccines but the differences were not statistically significant.

Animals↗

Chlamydial and gonococcal ophthalmia neonatorum in The Gambia.

Swabs were taken for isolation of Chlamydia trachomatis and Neisseria gonorrhoeae from 112 infants with ophthalmia neonatorum attending a hospital in The Gambia. C. trachomatis was isolated from 37 (33%) and N. gonorrhoeae from 28 (25%), with both organisms being present in three cases (3%). A prospective study of 335 neonates was also undertaken in a Gambian town. Fifty-five infants (16%) showed clinical evidence of ophthalmia neonatorum. C. trachomatis was isolated from nine of these (16%) and N. gonorrhoeae from seven (13%).

Chlamydia trachomatis↗

Epidemiology of rotavirus in a periurban Gambian community.

Short, well demarcated epidemics of rotavirus diarrhoea were observed during two consecutive cool, dry seasons in The Gambia. This seasonal pattern has now been documented for 4 consecutive years. During the 1985/86 epidemic, transmission was intense, with a clinical attack rate for infants of 36%. During this outbreak it was estimated that asymptomatic virus-shedding was two-thirds as common as symptomatic infection. Rotavirus diarrhoea was more severe than diarrhoea due to all other causes and clinical rotavirus infection was associated with weight loss in the post-infection period. Non-epidemic periods were characterized by very occasional mild cases and asymptomatic virus-shedding in neonates. There was a change in RNA electropherotypes from a predominantly long pattern in 1983/84 and 1984/85 to short patterns in 1985/86.

Child, Preschool↗

Cost accounting in health care: fad or fundamental?

The drastic changes in the environment affecting hospitals have caused management to look toward capturing and reporting cost information to make decisions. These decisions will, in part, shape the way hospitals continue to do business. This article focuses on the data requirements necessary to support product and operational management decisions facing today's hospitals. In addition, the difference in data needed to support product and operational management is explored.

Accounting↗