Functional Fitness and Self-Reported Quality of Life of Older Women Diagnosed with Knee Osteoarthrosis: A Cross-Sectional Case Control Study

Table 1

The radiographic parameters for knee OA diagnosis.

Grade	Criteria
0	Normal
1	Doubtful joint space narrowing, possibly developing osteophytes
2	Definite osteophytes, narrowing missing or questionable joint space
3	Osteophytes moderate, definite narrowing some sclerosis possible joint deformity
4	Large osteophytes marked narrowing sclerosis severe joint deformity established