Official Journal of the Italian Society of Orthopaedics and Traumatology
From: The Prolo Scale: history, evolution and psychometric properties
Economic status | |
 E1 | Complete invalid |
 E2 | No gainful occupation including ability to do housework or continue retirement activities |
 E3 | Able to work but not at previous occupation |
 E4 | Working at previous occupation part time or limited status |
 E5 | Able to work at previous occupation with no restrictions of any kind |
Functional status | |
 F1 | Total incapacity (or worse than before operation) |
 F2 | Mild-to-moderate level of low back pain and/or sciatica (or pain same as before operation but able to perform all daily tasks of living |
 F3 | Low level of pain and able to perform all activities except sports |
 F4 | No pain but patient has had one or more recurrences of low back pain or sciatica |
 F5 | Complete recovery, no recurrent episodes of low back pain, able to perform all previous sport activities |