1) arthritic knee pain which is crippling and you have tried all other measures
2) age above 60 yrs
3) less co- morbidities like diabetes, heart diseases, obesity.
4) take atleast two unbiased opinions from knee replacement surgeon
5) choose the right surgeon- one who has a decent experience of doing atleast 5 knee replacement a month and one who can give you time before and after surgery
6) choose the right hospital with all the facilities like modular theatres, backup for complications
7) family motivation- you will need help in initial days
8) prepare your home and surrounding environment- availability of home physiotherapy, toilet, bed modification etc
9) have enough economical support to tide over for the surgery, post surgery care and not being able to work efficiently for coming 3 months
10) believe in GOD and his magic.