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Comparison 9 Immediate postpartum insertion: Nova‐T‐PP versus Lippes Loop versus Copper 7, Outcome 4 Loss to follow‐up (unclear time frame).
| Loss to follow‐up (unclear time frame) | |||
|---|---|---|---|
| Study | Nova‐T‐PP | Lippes Loop | Copper 7 |
| WHO 1980 | 17.8% | 16.2% | 16.0% |
