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Table 4 Correct knowledge about AIDS and modes of HIV transmission by previously HIV testing of 295 participants of the project "Assessing HIV Oral Testing of Brazilian Drug Users".

From: Knowledge of AIDS and HIV transmission among drug users in Rio de Janeiro, Brazil

  HIV testing in life p value
  No Yes Total  
The majority of people who transmit HIV looks sick 54.3 69.2 60.4 0.001***
Performing oral sex on someone brings risk of transmitting HIV 17.3 16.7 17.1 0.880
Staying physically fit is the best way to prevent HIV/AIDS 45.1 56.7 49.8 0.051*
Condom make sex completely safe 81.5 79.2 80.6 0.619
Take a shower after having sex decreased significantly the HIV transmission 61.3 71.7 65.5 0.066*
When a couple decides they'll ONLY have sex with each other they no longer need to use condoms 53.2 62.5 57.0 0.113
Most people exposed to HIV presents soon symptoms of being very sick 50.9 65.8 57.0 0.011**
Having few sexual partners, someone is effectively protected from HIV/AIDS 63.6 74.2 67.9 0.056*
Sharing toothbrushes can transmit HIV 38.7 52.5 44.4 0.020**
A person must have many different sexual partners to be at risk of HIV/AIDS 50.9 58.8 54.1 0.180
People who have HIV always feel very sick 27.8 35.0 30.7 0.186
Healthy people belonging to risk groups for AIDS should not donate blood 65.9 68.3 66.9 0.663
Is not risky share forks and spoons with a person who has HIV/AIDS 60.5 58.3 59.6 0.715
Eating and sleeping well protects a person against HIV/AIDS 67.6 75.8 71.0 0.128
It is more important to use condoms and clean needles in big cities than in small cities 45.7 63.3 52.9 0.003***
A negative HIV test result can occur even in people who have the virus 61.9 67.5 64.2 0.321
Coughing does not transmit HIV/AIDS 75.1 77.5 76.1 0.642
In anal sex (penis in anus), only the receptive partner can be infected by HIV 52.0 68.3 58.7 0.005***
The majority of cases of HIV/AIDS is caused by blood transfusions that occurred before 1984 30.1 29.2 29.7 0.870
Most people who have HIV know they have the disease 49.7 60.0 53.9 0.082*
People who donate blood are not at risk of get infected by HIV/AIDS 40.5 45.8 42.7 0.361
People do not get infected by HIV/AIDS if kiss someone's face or mouth (without tonge) 81.5 82.5 81.9 0.827
HIV can be transmitted by mosquitoes or cockroaches 74.0 70.8 72.7 0.551
AIDS is a punishment for committing sins 61.3 62.5 61.8 0.832
Anal sex is an alternative to vaginal sex in order to prevent HIV infection 66.5 83.3 73.4 0.001***
HIV can be transmitted through saliva 55.5 55.8 55.6 0.954
HIV was produced in a laboratory in the United States 30.6 35.8 32.8 0.351
HIV can pass through the pores of a condom 55.5 63.3 58.7 0.180
A person can be infected by HIV if an HIV-positive person spit on it 74.0 84.2 78.2 0.038**
Condom lubricant may contain HIV 65.9 70.0 67.6 0.461
It is not risky to use the same bathroom of person with HIV/AIDS 51.5 55.0 52.9 0.549
  1. Rio de Janeiro, 2006.
  2. * 0.10 ** 0.05 *** 0.01