The musculoskeletal function survey of HIV-infected middle-aged and elderly hemophilia(2018-2020) - The musculoskeletal function survey of HIV-infected middle-aged and elderly hemophilia(2018-2020)

Muscle weakness has been observed since the 40s. The most significant decrease in muscle strength was hip abduction muscle strength, followed by conspicuous decline in elbow extension strength. The walking speed of the walking speed decreased as the age increased. The range of motion of the joint was most restricted by the extension of the elbow joint, followed by the restriction of the dorsiflexion of the ankle joint. The range of motion was prominent over time in knee flexion and elbow flexion