Table 1 Exercise plan

1–2

• Improve muscle strength

1. Sitting knee extension

2. Quadriceps setting

3. Squatting (0 to 45° knee angle)

4. Side lying hip abduction

5. Prone hip external rotation

6. Standing hip abduction

3 sets/10 repetitions

3–4

• Improve muscle strength

• Improve balance

1. Prone hip extension

2. Squatting (45 to 90° knee angle)

3. Single leg stance

4. Single leg heel raise

5. Lunge (45° knee angle)

6. Seated hip external rotation

3 sets/10 repetitions

5–6

• Improve muscle strength with more force

• Improve balance

• Improve knee function

1. Squatting (90° knee angle)

2. Single leg squat

3. Lateral step up

4. Front step up

5. Lunge (90° knee angle)

3 sets/15 repetitions