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Distribution of radiolucent lines in nonrevised Durom hips
| RLL pattern around the Durom cup | At 1-year followup (total hips = 196) | At 2-year followup (total hips = 78) |
|---|---|---|
| Absent RLL | 141 | 37 |
| Nonprogressive postoperative gaps | 43 | 12 |
| Progressive postoperative gaps | 2 | 6 |
| Anteroposterior and lateral Zone 3 RLL | 2 | 9 |
| Anteroposterior and lateral Zone 2 RLL | 4 | 8 |
| Anteroposterior and lateral Zone 1 RLL | 3 | 3 |
| Single-zone anteroposterior or lateral zone RLL | 1 | 3 |
RLL = radiolucent line(s).
