From: Validation of a proposed WOMAC short form for patients with hip osteoarthritis
Items* | Item description | Cohort 1 (n = 788) | Cohort 2 (n = 445) | ||
---|---|---|---|---|---|
 |  | Pain | Function | Pain | Function |
Pain item 1 | Walking on flat surface | 0.75 | - | 0.77 | - |
Pain item 2 | Up/down stairs | 0.84 | - | 0.84 | - |
Pain item 4 | Sitting or lying | 0.53 | - | 0.59 | - |
Function item 1 | Descending stairs | - | 0.74 | - | 0.74 |
Function item 2 | Ascending stairs | - | 0.74 | - | 0.77 |
Function item 3 | Rising from sitting | - | 0.67 | - | 0.67 |
Function item 6 | Walking on flat surface | - | 0.69 | - | 0.72 |
Function item 7 | Getting in/out of a car | - | 0.67 | - | 0.71 |
Function item 8 | Shopping | - | 0.71 | - | 0.70 |
Function item 9 | Putting on socks | - | 0.55 | - | 0.53 |
Function item 15 | Getting on/off toilet | - | 0.66 | - | 0.67 |
χ2 (df) |  | 226.11 (40) | 119.97 (40) | ||
RMSEA | Â | 0.0792 | 0.0690 | ||
CFI | Â | 0.9539 | 0.9650 | ||
NNFI | Â | 0.9366 | 0.9518 |