Figure 1From: Effectiveness of prolonged use of continuous passive motion (CPM) as an adjunct to physiotherapy following total knee arthroplasty: Design of a randomised controlled trial [ISRCTN85759656]study design. Legend to figure 1: T0 one week before surgery. T1 4 days after surgery. T2 17 days after surgery. T3 6 weeks after surgery. T4 3 months after surgery.Back to article page