Study of Efficacy and Safety of Bimagrumab in Patients After Hip Fracture Surgery

Inclusion Criteria: Must have X-ray confirmed successful hip fracture repair; Must have completed surgical wound healing; Ability to walk a specified distance with or without a walking aid; Must weigh at least 35 kg. Exclusion Criteria: Must not have history of any other lower limb fractures in the past 6 months; Must not have certain cardiovascular conditions; Must not have a chronic active infection (e.g. HIV, hepatitis B or C, etc); Must not have used high-dose corticosteroid medications for at least 3 months in the past year;