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Biomedical subjects

W Swift

Publications and source records attributed to W Swift.

13 recordsLinked to original sources

Prevalence, symptoms and correlates of antisocial personality disorder among methadone maintenance clients.

A sample of 222 methadone maintenance (MM) clients were tested for a diagnosis of antisocial personality disorder (ASPD). The majority (60.8%) of clients qualified for a lifetime diagnosis of ASPD, 25.7% received a current diagnosis of ASPD, and a conduct disorder of childhood was diagnosed for 68.5% of subjects. The most common symptoms of ASPD among MM clients were unlawful behaviours, aggressiveness and recklessness. Lack of remorse was reported by less than a third of subjects with a lifetime diagnosis of ASPD. Subjects with a current diagnosis of ASPD had been retained in treatment as long as other clients, and were no more likely to be currently injecting or sharing injecting equipment. It is concluded that clients with ASPD can be retained in MM treatment, and can respond to MM treatment as well as other clients.

Adolescent

Prevalence, severity and correlates of psychological morbidity among methadone maintenance clients.

A sample of 222 methadone maintenance clients was tested for levels of depression, anxiety, and anti-social personality disorder. The prevalence of each type of psychopathology was high. There were large proportions of subjects exhibiting extremely severe depression, anxiety and a majority were classified as "psychiatric cases". Depression and anxiety were strongly related, but anti-social behaviour was unrelated to personal distress. Personal distress levels were predicted by benzodiazepine use, poorer social functioning and poorer health. Anti-social personality disorder was predicted by younger age, being male, poorer social functioning, and current criminality.

Adolescent

Predictors of injecting and injecting risk-taking behaviour among methadone-maintenance clients.

A sample of 222 methadone maintenance clients were interviewed regarding current injecting and needle risk-taking in order to ascertain factors associated with these behaviours. Just over half (55%) of subjects had injected in the month preceding interview. Current injecting was associated with being female, having a regular sexual partner who was a current injecting drug user, polydrug use and higher levels of global psychopathology. Approximately 15% of subjects had shared needles in the month preceding interview, predominantly with one other person. Needle sharing was associated with having a regular sexual partner who was a current injecting drug user, current criminality and injecting at places other than home. Needle-sharing episodes in the study period were considered safe by practically all sharers. The implications of these findings are discussed.

Adolescent

Drug use, HIV risk-taking and psychosocial correlates of benzodiazepine use among methadone maintenance clients.

Methadone maintenance clients who used benzodiazepines were compared with other methadone maintenance clients on a range of drug use and psychosocial treatment outcome measures. Despite being on higher methadone doses, benzodiazepine users were more likely to have recently injected, to have used cocaine and amphetamines, to have borrowed or lent used needles and syringes, and to have reported polydrug use in the preceding month. Benzodiazepine users also exhibited higher levels of psychopathology and social dysfunction than other methadone maintenance clients. It is concluded that benzodiazepine-using methadone maintenance clients are a dysfunctional subgroup of the methadone population, who may require more clinical intervention than other clients.

Adolescent

A time series investigation of three nicotine regulation models.

Time series data were collected twice daily for 62 days from 10 individuals on three variables related to smoking habit strength: number of cigarettes smoked, salivary cotinine, and carbon monoxide. The two purposes of this study were: (a) to evaluate which time series model(s) best fits each of the measures; and (b) to determine which model of nicotine regulation is consistent with the data. Three models of nicotine regulation were considered: (a) nicotine fixed effect; (b) nicotine regulation; and (c) multiple regulation. These models provide different predictions about the size and direction of the lag-one autocorrelation. Each measure was described in terms of one of a family of time series models represented mathematically as ARIMA (p, d, q). Models varied by individual, but a single model described the majority of subjects for all three variables. The clearest model identification was for the number of cigarettes smoked where an ARIMA (1, 0, 0) model with a moderate to strong negative dependency fit the majority of the subjects. This provided strong support for the multiple regulation model. An appendix provides a brief review of time series methodology.

Adult

Depressed affect as a predictor of increased desire for alcohol in current drinkers of alcohol.

Male drinkers (n = 45) were asked to rate their desire for a drink of alcohol when presented with the sight, smell and taste of their preferred alcoholic beverage and of a lemon cordial drink. The subjects' level of depressed affect on that day and their average daily consumption of alcohol over the last 30 days were measured prior to exposure to these cues. Both level of depressed affect and log of mean daily alcohol consumption predicted increased desire for alcohol when alcohol cues were present, accounting for 40% of the variance in desire. When presented with the lemon cordial cues only 14% of the variance in desire for alcohol was explained by these variables. Also, Spearman's rank order correlations were calculated between heavy drinkers' (n = 19) ratings of self-efficacy to resist drinking and desire for alcohol in the presence of the alcohol cues. There were significant negative correlations between desire for alcohol and self-efficacy ratings on the 'urges and temptations' and 'positive social situations' subscales of the Situational Confidence Questionnaire-39. Several alternative accounts of these findings are discussed.

Adolescent

The prevalence of social-evaluative anxiety in opioid users seeking treatment.

The presence of social-evaluative anxiety in opioid users has been consistently recognized by clinicians, but as yet has not been systematically investigated. Scores on the Social Avoidance and Distress (SAD) Scale and the Fear of Negative Evaluation (FNE) Scale were obtained from the randomly selected files of 159 opioid users presenting for treatment at an inner city drug advisory service. Approximately one-quarter of the sample reported anxiety which may be considered psychologically and socially disfunctional. The prevalence of social-evaluative anxiety reported in this sample has implications for the provision of appropriate and effective treatment for this distressed population.

Adolescent

The prevalence of minor psychopathology in opioid users seeking treatment.

Studies have consistently reported a relationship between psychopathology and opioid use, with the former cited as a powerful predictor of treatment outcome. Scores on the General Health Questionnaire (GHQ-28), a non-diagnostic measure of minor psychopathology, were obtained from the randomly selected files of 150 opioid users presenting for treatment at an inner city drug advisory service. Approximately 61% of the sample qualified as 'cases', indicating some degree of psychological and social dysfunction. Clients with current legal charges had lower test scores than those without pending legal action, while GHQ scores were unrelated to the remaining 10 demographic and drug use variables investigated. The prevalence of minor psychopathology reported in this sample has implications for the provision of appropriate and effective interventions, and points to the further investigation of the GHQ as a tool in the assessment of psychological dysfunction in this population.

Adolescent

Burn nursing.

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Burns

First aid treatment of burns.

A burn refers to the damage caused to the skin, and sometimes deeper structures, by heat (flame, scald, contact, electricity), chemical agents or radiation. Methods of first-aid treatment of burns are varied, imprecise and sometimes harmful. This article deals with the major principles involved in first-aid, which when implemented will limit the damage created by the burn. The medical profession must be aware of what can be achieved and the necessary steps in the initial treatment of the burn. The profession is called upon to offer first-aid, to give advice and to lecture on accidents in our community, so it is necessary to have a clear plan of treatment.

Analgesics