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Table 1 Description of recovery trajectory groups

From: Recovery patterns in patients undergoing revision surgery of the primary knee prosthesis

Recovery trajectory groups

Changes in physical functioning at three and twelve months after revision procedure as compared to preoperatively

No improvement group

Rated < 5 points on the anchor question at 3 and 12 months

Short improvement group

Rated ≥ 5 points on anchor question at 3 months and < 5 points at 12 months

Late improvement group

Rated < 5 points on the anchor question at 3 and ≥ 5 points at 12 months

Prolonged improvement group

Rated ≥ 5 points on anchor question at 3 and 12 months

  1. Note: ≥ 5 indicates improvement