Why should I have this?
When am I eligible?
| Age | When invited |
| under 25 | up to 6 months before you turn 25 |
| 25 to 49 | every 3 years |
| 50 to 64 | every 5 years |
| 65 or older | only if 1 of your last 3 tests was abnormal |
| Age | When invited |
| under 25 | up to 6 months before you turn 25 |
| 25 to 49 | every 3 years |
| 50 to 64 | every 5 years |
| 65 or older | only if 1 of your last 3 tests was abnormal |