Table 3 Results for the compressive cryotherapy group on rehabilitation D1 (baseline) and D21

Passive flexion (°)

82.5

[70.0–90.0]

110.0

[95.0-115.0]

< 0.001*

AEL (°)

12.5

[3.7–21.2]

0.0

[0.0–5.0]

0.001*

Circumference at base of patella (cm)

47.7

[45.4–49.9]

42.0

[41.5–43.0]

< 0.001*

Circumference + 15 cm from base of patella (cm)

53.5

[49.5–58.1]

44.7

[44.0–50.0]

0.002*

Circumference − 20 cm from base of patella (cm)

39.2

[36.5–42.5]

36.2

[32.1–39.0]

0.024*

Joint effusion

(1=+, 2=++, 3=+++)

3.0

[2.0–3.0]

1.0

[1.0–1.0]

< 0.001*

Pain at rest (VNRS)

3.0

[0.0–5.0]

1.0

[0.0–2.0]

0.065

Pain during activity (VNRS)

4.0

[2.0–6.0]

1.0

[0.0–2.0]

< 0.001*

6MWT (m)

162.5

[150.0-260.0]

439.0

[371.2–480.0]

< 0.001*

KOOS (/68)

40.0

[30.7–60.2]

12.0

[6.7–19.2]

< 0.001*