title: Summaries for patients. Knee buckling in older adults.
mesh_terms: D000203:Activities of Daily Living; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D018771:Arthralgia / Q000150:complications; D015992:Body Mass Index; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D007593:Joint Instability / Q000150:complications / Q000453:epidemiology*; D007719:Knee Joint / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D018908:Muscle Weakness / Q000150:complications; D020370:Osteoarthritis, Knee / Q000150:complications; D011187:Posture; D015995:Prevalence; D012307:Risk Factors