| Value | Category | Cases | |
|---|---|---|---|
| 1 | Partner told me | 36 |
52.9%
|
| 2 | We tested together | 13 |
19.1%
|
| 3 | I saw/heard about the results another way | 9 |
13.2%
|
| 5 | I just know | 7 |
10.3%
|
| 93 | I prefer not to answer | 2 |
2.9%
|
| 96 | Other | 1 |
1.5%
|
| Sysmiss | 4352 |