Questions | Options | (%) of students who responded with yes | ||
---|---|---|---|---|
 |  | 3rd year (n = 97) | 5th year (n = 114) | P value |
Which host defense cells are primarily affected in AIDS? | Macrophages | 7.2 | 0 | < 0.001 |
 | B-lymphocytes | 11.3 | 2.6 |  |
 | Phagocytes | 1.0 | 0 |  |
 | T-lymphocytes | 75.3 | 97.4 |  |
 | Do not know | 5.2 | 0 |  |
If an individual is demonstrated to carry anti-HIV antibodies are they? | Definitely suffering from AIDS | 9.3 | 2.6 | < 0.001 |
 | Immune to HIV infection | 26.8 | 7.9 |  |
 | An HIV carrier | 57.7 | 84.2 |  |
 | Do not know | 6.2 | 5.3 |  |
What is the average time interval between contracting HIV and the production of antibodies to it? | Less than 6 weeks | 10.3 | 7.9 | < 0.001 |
 | 6-12 weeks | 58.8 | 21.1 |  |
 | 13-24 weeks | 11.3 | 7.9 |  |
 | 24 weeks-5 years | 10.3 | 15.8 |  |
 | Do not know | 9.3 | 47.4 |  |