Fig. 2.

Survivorship free of rerevision is demonstrated for both groups. In the dual-mobility group, rerevision occurred early and then plateaued, whereas the larger femoral head group showed decreased survivorship over time out to 4 years.

Survivorship free of rerevision is demonstrated for both groups. In the dual-mobility group, rerevision occurred early and then plateaued, whereas the larger femoral head group showed decreased survivorship over time out to 4 years.