Cox regression analysis of Implanon discontinuation
| Variable | HR | 95% CI |
| Experience of side effects | 3.60 | 1.60 to 8.11 |
| Using Implanon for birth limiting | 0.53 | 0.26 to 1.1 |
| Previous clients' Implanon use | 0.36 | 0.15 to 0.88 |
| Husband education (secondary education and above) | 0.36 | 0.19 to 0.69 |
| Clients' age | 0.99 | 0.93 to 1.05 |