Table 1.
Item content of the nail psoriasis-specific HRQoL instruments NPQ10 and NAPPA-QOL
| Item content | NPQ10 | NAPPA-QOL: subscale ‘Signs’ | NAPPA-QOL: subscale ‘Stigma’ | NAPPA-QOL: subscale ‘Everyday life’ |
|---|---|---|---|---|
| Location of nail psoriasis | x | |||
| Symptoms | ||||
| Pain | x | xa | ||
| Itch | x | |||
| Reduced strength of the nails | x | |||
| Hardened, thickened, raised nails | x | |||
| Changed nail appearance | x | |||
| Nails looking different | x | |||
| Difficulties with manual activities | ||||
| Gripping things | x | |||
| Working with one’s hands | x | |||
| Catching one’s nails on things | x | |||
| Nail care | x | |||
| Putting on socks | x | |||
| Putting on shoes | x | |||
| Getting dressed (more slowly than usual) | x | |||
| Getting dressed (needing help) | x | |||
| Usual jobs around the house | x | |||
| Big jobs around the house | x | |||
| Turning the door key | x | |||
| Driving the car | x | |||
| Social life/psyche | ||||
| Irritable; bad-tempered with people | x | |||
| Depressed/less self-confident | x | |||
| Leisure and sports activities restricted | x | |||
| No normal working life | x | |||
| Burden on relationship | x | |||
| Avoiding to touch other people | x | |||
| Trying to hide nails | x | |||
| Ugly nails | x | |||
| Embarrassment | x | |||
| Other people react negatively | x | |||
| Other people stare | x |
HRQoL health-related quality of life, NAPPA-QOL Nail Assessment in Psoriasis and Psoriatic Arthritis–Quality of Life, NPQ10 Nail Psoriasis Quality of Life Scale
aOr ‘other abnormal sensations’