Table 1 Attributes and Levels
From: Eliciting women’s preference for prenatal testing in China: a discrete choice experiment
Attributes | Levels of attributes (regression coding) | |
|---|---|---|
Test procedure | L1 | Invasive: requires collecting samples from amniotic fluid or placenta. |
L2 | Non-invasive: only requires a sample of mother’s blood. | |
Time to wait for results | L1 | 1 week |
L2 | 2 weeks | |
L3 | 3 weeks | |
Detection rate | L1 | 94% |
L2 | 96% | |
L3 | 98% | |
L4 | 100% | |
Miscarriage | L1 | 3% |
L2 | 4% | |
L3 | 5% | |
Test cost | L1 | RMB$0 |
L2 | RMB$2000 | |
L3 | RMB$4000 | |
L4 | RMB$6000 | |
L5 | RMB$8000 | |