Item | Number of participants with no identified problems | Judged problems1 | Total problems | Struggled | Struggled but answered item correctly | Insufficient information | |||
---|---|---|---|---|---|---|---|---|---|
 |  | C | R | J | Rp |  |  |  |  |
A01 How would you describe the pain you usually have from your joint? | 19 | 0 | 0 | 0 | 1 | 1 | 5 | 4 | 1 |
A02 How often have you had severe pain from your arthritis? | 18 | 1 | 0 | 0 | 1 | 2 | 2 | 1 | 2 |
A03* How often have you had pain in two or more joints at the same time? | 20 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 |
A04 Does remaining standing for 30 minutes increase your pain? | 20 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 1 |
A05 How active has your arthritis been? | 18 | 2 | 0 | 0 | 0 | 2 | 6 | 4 | 2 |
A06 Have you been troubled by pain from your joint in bed at night? | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
A07 How long has your morning stiffness usually lasted from the time you wake up? | 20 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 |
A08* Has pain from your joint kept you awake during your night-time sleep? | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
A9 Have you had any sudden, severe pain - 'shooting', 'stabbing' or 'spasms' - from the affected joint? | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
A10 Have you felt that your knee or hip might suddenly "give way" or let you down? | 20 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 |
A11* What degree of difficulty do you have bending and rotating your affected joint? | 20 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 |
A12 How severe is your stiffness after first wakening in the morning? | 19 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 |
A13* How severe is your stiffness after sitting, lying or resting later in the day? | 17 | 1 | 0 | 1 | 1 | 3 | 0 | 0 | 0 |
Total | 251 | 4 | 0 | 1 | 4 | 9 | 22 | 18 | 6 |