| Value | Category |
|---|---|
| -4 | missing data |
| -3 | refused to answer |
| -2 | not applicable |
| -1 | do not know |
| 1 | did not want to know |
| 2 | was scared to find result |
| 3 | was told i could not find out |
| 4 | test not reliable |
| 5 | no one told me |
| 6 | insurance purposes |
| 7 | still waiting for the results |
| 8 | never went back |
| 9 | no time |
| 10 | did not know that they had been tested |
| 11 | too far |