Systematic Reviews
Copyright ©The Author(s) 2020.
World J Orthop. Jun 18, 2020; 11(6): 294-303
Published online Jun 18, 2020. doi: 10.5312/wjo.v11.i6.294
Table 4 Mean range of motion, flexion, extension lag and flexion contracture values
Ref.nTotal ROM (°)
Flexion (°)
Extension lagFlexion contracture
PreopPostopPreopPostop
Barrack et al[17], 19981573811.5°
Bruni et al[19], 201339571135 cases < 15°
Chalidis et al[2], 200974609580952.5°2.5°
Choi et al[10], 2012 (1)364092
Choi et al[11], 2012 (2)1360946895
Chun et al[18], 201931101109109
Hocking et al[1], 200752913 cases
Le Moulec et al[12], 20146387.8103.715 cases10 cases
Mendes et al[4], 2004641011073 cases < 15°
Punwar et al[6], 201638859515 cases
Segur et al[13], 20142690951 case < 5°
Sun et al[3], 20142194.1101.73.8°
van den Broek et al[14], 20063781931 case
Vandeputte et al[16], 201713
Zonnenberg et al[15], 20142387.995.3