| hepatitis a in new south wales, australia from consumption of oysters: the first reported outbreak. | between 22 january and 4 april 1997, 467 hepatitis a cases were reported to the new south wales health department, australia. to identify the cause of the outbreak, we conducted a matched case-control study, and an environmental investigation. among 66 cases and 66 postcode-matched controls, there was a strong association between illness and consumption of oysters (adjusted odds ratio 42; 95 % confidence interval 5-379). more than two-thirds of cases reported eating oysters, including one third ... | 2000 | 10722139 |
| fulminant hepatitis a in indigenous children in north queensland. | since 1993, three indigenous children in north queensland have died of fulminant hepatitis a. even if the children had been able to undergo liver transplantation, prolonged immunosuppressant therapy and the likelihood of opportunistic infections would inevitably have jeopardised any chance of long-term survival. as hepatitis a has become a leading infectious cause of death in young indigenous children in north queensland, hepatitis a vaccine has recently been introduced into the vaccination sche ... | 2000 | 10682011 |
| hepatitis a outbreaks among illicit drug users and their contacts in queensland, 1997. | to describe five outbreaks of hepatitis a virus (hav) infection associated with illicit drug use during a statewide outbreak of hav infection in queensland. | 1999 | 10416427 |
| should hepatitis c antibody-positive inmates be vaccinated against hepatitis a virus? | | 1999 | 10327979 |
| the prevalence of hepatitis c in patients admitted with acute hepatitis to fairfield infectious diseases hospital, 1971-1975. | to identify and determine trends in the prevalence of hepatitis c virus (hcv) antibody in stored sera from 1971 to 1975 and to determine associations with hcv seropositivity, including markers for other hepatitis infections and possible routes of transmission. | 1998 | 9803247 |
| an outbreak of hepatitis a among homosexual men in melbourne. | to describe an outbreak of hepatitis a virus (hav) infection that occurred in melbourne in 1991. | 1993 | 8387627 |
| seroprevalence of hepatitis a antibodies among residents of a centre for people with developmental disabilities. | in february 1993, 11 cases of hepatitis a virus (hav) were identified in permanent residents of a centre for young people with developmental disabilities. | 1994 | 7980231 |
| a community-wide hepatitis a outbreak in the shoalhaven region, new south wales. | we investigated a community-wide outbreak of hepatitis a virus infection in the shoalhaven region of the new south wales south coast. epidemiological features of the outbreak suggested that transmission was predominantly person-to-person. these included: the prolonged course of the epidemic, the bimodal age-specific attack rate, the lower socioeconomic risk groups affected, and the large proportion of cases who reported prior contact with another case. although widespread use of post-exposure im ... | 1997 | 9079583 |
| hepatitis a in south-eastern sydney 1997-1999: continuing concerns for gay men and an outbreak among illicit drug users. | the incidence of hepatitis a virus (hav) in south-eastern sydney is one of the highest in australia with large outbreaks previously associated with male-to-male sexual contact. we report hav notification trends over the period 1 june 1997 to 31 may 1999 for this location. in the first twelve-month period, 233 cases were notified (crude rate 30.5/100,000 per year) with a peak incidence of 110/100,000 in males aged 20-39 years. over 60% of male cases reported male-to-male sexual contact. the notif ... | 2000 | 10981351 |
| viral hepatitis a and b: a seroepidemiological study of a non-hepatitic sydney population. | the age-specific prevalence rates of hepatitis a and b virus markers in 683 patients of all ages with non-hepatitic illnesses admitted to a sydney hospital over the period from 1971 to 1974 were determined. the pattern of prevalence rates of hepatitis a antibody (anti-hav) appeared to be a cumulative one, with steadily increasing rates in patients up to the age of 40 years. thereafter a large increase in prevalence occurred. in contrast, prevalence rates for hepatitis b virus (hbv) markers were ... | 1980 | 6246406 |
| viral hepatitis and the drug cult: a brief socio-epidemiological study in sydney. | study of 141 individuals attending a sydney drug referral centre revealed considerable psychosocial maladjustment in the group. seventy-five per cent showed serological evidence of hepatitis b virus infection, past or present, as compared with 13% of control subjects. antibody to hepatitis b core antigen was found to be twice as frequent as a serological marker of hbv infection, as antibody to hepatitis b surface antigen. prevalence rates of antibody to hepatitis a virus were similar in the drug ... | 1980 | 6930205 |
| recovery of viruses and bacteria in waters off bondi beach: a pilot study. | a pilot study was conducted between february and april, 1989, on the occurrence of sewage-derived viruses and bacteria in the beach and nearshore waters off bondi, sydney. enteroviruses were isolated from 41% of a total of 66 sewage, sea-water, grease and sediment samples. poliovirus vaccine strains accounted for 78% of the isolates. adenoviruses were isolated four times and coxsackievirus b was isolated twice in samples that were collected away from the bathing area. rotavirus and hepatitis a v ... | 1989 | 2556634 |
| a case study of the evaluation of a public health intervention. | large public health interventions to control infectious disease outbreaks are common, but rigorous evaluation to improve the quality and effectiveness of these is rarely undertaken. following a large community-based clinic to prevent a hepatitis a outbreak, a multifaceted and multidisciplinary evaluation was conducted involving consumers, health professionals and industry partners. the results of this evaluation were used to produce practical operational guidelines for the planning and conduct o ... | 2006 | 17073540 |
| the outcome of a rapid hepatitis b vaccination programme in a methadone treatment clinic. | injecting drug users are a high-risk population for hepatitis b (hbv), but are difficult to engage in vaccination programmes. this study examines the completion rates of a hbv vaccination schedule and seroconversion in a group of patients in methadone maintenance treatment. | 2010 | 20078489 |