Interrelationships of Clinical Outcome, Length of Resection, and Energy Cost of Walking after Prosthetic Knee Replacement following Resection of a Malignant.

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Presentation transcript:

Interrelationships of Clinical Outcome, Length of Resection, and Energy Cost of Walking after Prosthetic Knee Replacement following Resection of a Malignant Tumor of the Distal Aspect of the Femur* by AKIRA KAWAI, SHERRY I. BACKUS, JAMES C. OTIS, and JOHN H. HEALEY J Bone Joint Surg Am Volume 80(6): June 1, 1998 ©1998 by The Journal of Bone and Joint Surgery, Inc.

Fig. 1 Graph of the relationship between the percentage of the distal aspect of the femur that was resected and the net energy cost (r = 0.504, p = 0.004). AKIRA KAWAI et al. J Bone Joint Surg Am 1998;80: ©1998 by The Journal of Bone and Joint Surgery, Inc.

Fig. 2 Graph of the relationship between the percentage of the distal aspect of the femur that was resected and the percentage of maximum aerobic capacity (r = 0.500, p = 0.005). AKIRA KAWAI et al. J Bone Joint Surg Am 1998;80: ©1998 by The Journal of Bone and Joint Surgery, Inc.

Fig. 3 Graph of the relationship between the percentage of the distal aspect of the femur that was resected and the asymmetry of the single-limb support time (r = 0.395, p = 0.020). AKIRA KAWAI et al. J Bone Joint Surg Am 1998;80: ©1998 by The Journal of Bone and Joint Surgery, Inc.

Fig. 4 Graph of the relationship between the asymmetry of the single-limb support time and the free-walking velocity (r = , p < ). AKIRA KAWAI et al. J Bone Joint Surg Am 1998;80: ©1998 by The Journal of Bone and Joint Surgery, Inc.

Fig. 5 Graph of the relationship between asymmetry of the single-limb support time and the net energy cost (r = 0.647, p < ). AKIRA KAWAI et al. J Bone Joint Surg Am 1998;80: ©1998 by The Journal of Bone and Joint Surgery, Inc.

Fig. 6 Graph of the relationship between the number of heads of the quadriceps muscle that were excised and the residual extensor torque (p = 0.014). AKIRA KAWAI et al. J Bone Joint Surg Am 1998;80: ©1998 by The Journal of Bone and Joint Surgery, Inc.

Fig. 7 Graph of the relationship between the percentage of the distal aspect of the femur that was resected and the flexor torque (r = , p = 0.009). AKIRA KAWAI et al. J Bone Joint Surg Am 1998;80: ©1998 by The Journal of Bone and Joint Surgery, Inc.

Fig. 8 Graph of the relationship between net energy cost and the functional score according to the system of the International Society of Limb Salvage (ISOLS) (r = , p = 0.004). AKIRA KAWAI et al. J Bone Joint Surg Am 1998;80: ©1998 by The Journal of Bone and Joint Surgery, Inc.

Fig. 9 Graph of the relationship between the score for the gait parameter according to the system of the International Society of Limb Salvage and the net energy cost (r = , p < 0.001). AKIRA KAWAI et al. J Bone Joint Surg Am 1998;80: ©1998 by The Journal of Bone and Joint Surgery, Inc.