LEFS v.1
Lower Extremity Functional Scale (LEFS) is an assessment scale used to evaluate functional status in patients diagnosed with disorders of the lower extremity.
To calculate LEFS.
Use to calculate the LEFS based on different activities. It is a 20 item questionnaire referring to the patient’s ability to perform several daily activities, also known as functional status. The main instruction in using the questionnaire is that the subject needs to rate any difficulties they might encounter on a normal day during the specified activities, difficulties that are linked to the lower limb problem. The activities considered are: Any of usual work, housework or school activities, usual hobbies - recreational or sporting activities, getting into or out of the bath, walking between rooms, putting on your shoes or socks, squatting, lifting an object from the floor, performing light activities around home, performing heavy activities around home, getting into or out of a car, walking 2 blocks, walking a mile, going up or down 10 stairs, standing for 1 hour, sitting for 1 hour, running on even ground, running on uneven ground, making sharp turns while running fast, hopping and rolling over in bed. Each activity should be rated on the following scale: No difficulty (+4) A little bit of difficulty (+3) Moderate difficulty (+2) Quite a bit of difficulty (+1) Extreme difficulty or unable to perform activity (+0)
Binkley JM, Stratford PW, Lott SA, Riddle DL. The Lower Extremity Functional Scale (LEFS): scale development, measurement properties, and clinical application. North American Orthopaedic Rehabilitation Research Network. Phys Ther. 1999 Apr;79(4):371-83. PMID: 10201543.
OBSERVATION.lefs.v0, EVALUATION.lefs_assessment.v0
