Structured exercise improves mobility after hip fracture: a meta-analysis with meta-regression.

Area of Science:

• Gerontology
• Rehabilitation Medicine
• Orthopedics

Background:

• Hip fractures significantly impair mobility in older adults.
• Restoring mobility is crucial for independence and quality of life post-fracture.

Purpose of the Study:

• To evaluate the impact of structured exercise on overall mobility in individuals following hip fracture.
• To identify trial characteristics associated with varying mobility outcomes.

Main Methods:

• Systematic review and meta-analysis of randomized controlled trials.
• Meta-regression to explore associations between trial characteristics and mobility outcomes.
• Searched multiple databases up to May 2014 for relevant studies.

Main Results:

• A meta-analysis of 13 trials (1903 participants) showed a significant benefit of structured exercise on overall mobility (SMD = 0.35, p=0.002).
• Progressive resistance exercise demonstrated a greater treatment effect (SMD = 0.58, p=0.008).
• Interventions delivered outside of hospital settings also showed greater effects (SMD = 0.50, p=0.024).

Conclusions:

• Structured exercise provides modest improvements in overall mobility after hip fracture.
• Progressive resistance training and community-based interventions appear most effective.
• Further research may be needed to confirm findings and address potential confounding factors like intervention duration.