Radiologic simulation of leg length change after double level osteotomy in preoperative surgical planning

Table 2 The postoperative change in leg length

LCWDFO + MOWHTO
Δ the length of the femur, mm	− 2.7 ± 1.7 (− 6.8 to − 0.3)*
Δ the length of the tibia, mm	6.9 ± 1.6 (3.7 to 10.6)*
Δ the length of the whole leg, mm	7.8 ± 3.3 (0.5 to 17.5)*
LCWDFO + LCWHTO
Δ the length of the femur, mm	− 2.7 ± 1.8 (− 6.8 to − 0.1)*
Δ the length of the tibia, mm	− 4.0 ± 1.7 (− 8.2 to − 0.9)*
Δ the length of the whole leg, mm	− 3.1 ± 1.7 (− 8.9 to − 0.2)*
MOWDFO + MOWHTO
Δ the length of the femur, mm	3.0 ± 1.6 (0.2 to 8.2)*
Δ the length of the tibia, mm	6.9 ± 1.6 (4.0 to 11.1)*
Δ the length of the whole leg, mm	13.4 ± 3.1 (7.7 to 23.2)*
MOWDFO + LCWHTO
Δ the length of the femur, mm	3.0 ± 1.6 (0.3 to 8.2) *
Δ the length of the tibia, mm	− 4.0 ± 1.6 (− 7.8 to − 0.9)*
Δ the length of the whole leg, mm	2.6 ± 2.6 (− 1.6 to 10.6) *

Data are presented as means ± standard deviation with the range in parentheses. LCWDFO: lateral closed wedge distal femoral osteotomy; MOWHTO: medial open wedge high tibial osteotomy; LCWHTO: lateral closed wedge high tibial osteotomy; MOWDFO: medial open wedge distal femoral osteotomy
^*Significant difference between pre and postoperative length, P < 0.001

ISSN: 2234-2451