People who feel stigmatised less likely to access HIV care

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HIV-related stigma is associated with poor access to specialist HIV medical care, US investigators report in the online edition of the Journal of General Internal Medicine. The research also showed that a large proportion of HIV-positive individuals report "internalised" stigma.

“Our study provides important information about the association between internalized stigma and self-reported access to medical care”, comment the investigators.

There have been dramatic improvements in HIV treatment, thanks to which the prognosis of many HIV-infected individuals is now considered normal.

Glossary

stigma

Social attitudes that suggest that having a particular illness or being in a particular situation is something to be ashamed of. Stigma can be questioned and challenged.

odds ratio (OR)

Comparing one group with another, expresses differences in the odds of something happening. An odds ratio above 1 means something is more likely to happen in the group of interest; an odds ratio below 1 means it is less likely to happen. Similar to ‘relative risk’. 

prospective study

A type of longitudinal study in which people join the study and information is then collected on them for several weeks, months or years. 

prognosis

The prospect of survival and/or recovery from a disease as anticipated from the usual course of that disease or indicated by the characteristics of the patient.

confounding

Confounding exists if the true association between one factor (Factor A) and an outcome is obscured because there is a second factor (Factor B) which is associated with both Factor A and the outcome. Confounding is often a problem in observational studies when the characteristics of people in one group differ from the characteristics of people in another group. When confounding factors are known they can be measured and controlled for (see ‘multivariable analysis’), but some confounding factors are likely to be unknown or unmeasured. This can lead to biased results. Confounding is not usually a problem in randomised controlled trials. 

Nevertheless, HIV remains a stigmatised illness and this can threaten the emotional, mental and physical health of HIV-infected individuals.

Stigma is a complex concept, but is generally accepted to be rooted in perceived deviance from the values and social norms of a community. Internalised stigma can develop should an individual accept such societal norms but deviate from them.

Investigators from Los Angeles hypothesised that internalised HIV stigma would be associated with three key aspects of HIV care:

  • Self-reported access to HIV care.
  • Having a regular source of HIV care.
  • Adherence to HIV treatment.

A total of 202 individuals were recruited to the research from HIV clinics and support services in Los Angeles. The research was undertaken in 2007.

Most (56%) were women and an equal proportion African American. The mean age was 43 years and 31% were gay men.

Internalised stigma was assessed using a questionnaire which scored individual’s responses on a scale of 0 to 100. The overall score was 41, suggesting that well over a third of participants had significant internalised HIV-associated stigma.

Overall, 77% of individuals reported having poor access to healthcare, 11% having no regular source of HIV care, and 43% poor adherence to their HIV treatment.

The investigators’ first set of statistical analyses showed that individuals reporting a high level of internalised stigma were more likely to report poor access to HIV care (odds ratio [OR] = 4.97; 95% CI, 2.54-9.72), to lack a regular source of HIV care (OR = 2.48, 95% CI, 1.00-6.19), and to have low levels of adherence to their HIV medication (OR = 2.45, 95% CI, 1.23-4.91).

However, when the investigators adjusted their results to take into account possible confounding factors, they found that internalised stigma only remained significantly associated with poor access to HIV care (adjusted OR = 4.42, 95% CI, 1.88-10.37). They also established that poor mental health, rather than internalised stigma per se explained suboptimal adherence to HIV treatment.

“Approximately one-third of participants reported experiencing high levels of internalized HIV stigma”, comment the investigators, adding “we found that respondents experiencing high levels of stigma had over four times the odds of reporting poor access to care.”

They note that their study was limited by its cross-sectional design and that further prospective studies are needed to better determine the relationship between stigma and access to HIV care. “Such studies could enable us to examine changes in stigma and its contribution to health care and health outcomes throughout the disease trajectory”, conclude the researchers.

References

Sayles JN et al. The association of stigma with self-reported access to medical care and antiretroviral therapy adherence in persons living with HIV/AIDS. J Gen Intern Med (online edition), 2009.