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Main compounds contributing for the discrimination in each comparison group
| Compounds | Comparison groups | ||
|---|---|---|---|
| Control (n = 70) |
Non-smoker (n = 22) |
Past-smoker (n = 35) |
|
| LCPs (n = 35) |
Current-smoker (n = 19) |
Past-smoker (n = 14) |
|
| BPA | ✓ | ✓ | |
| Retinol | ✓ | ✓ | |
| L-proline | ✓ | ✓ | ✓ |
