| Controls (N = 50) | At risk (N = 251) | p-valuea | CWP (N = 124) | p-valueb | |||
---|---|---|---|---|---|---|---|---|
 | n | % | n | % |  | n | % |  |
Age group | Â | Â | Â | Â | Â | Â | Â | Â |
   25–43 | 16 | 32 | 91 | 36 |  | 40 | 30 |  |
   44–54 | 18 | 36 | 78 | 31 |  | 46 | 37 |  |
   55–65 | 16 | 32 | 82 | 33 | 0.85 | 38 | 33 | 0.78 |
Gender | Â | Â | Â | Â | Â | Â | Â | Â |
   Female | 30 | 60 | 165 | 66 | 0.44 | 74 | 60 | 0.97 |
 | Median | IQR | Median | IQR |  | Median | IQR |  |
Sleep | 3 | 0–5 | 6 | 3–11 | 0.00 | 9 | 5–13 | 0.00 |
GHQ | 0 | 1–1.5 | 1 | 0–5 | 0.00 | 1 | 0–5 | 0.00 |
Somatic symptoms | 0 | 0-0 | 1 | 1–2 | 0.00 | 1 | 0–2 | 0.00 |
Health anxiety | 8 | 4–11 | 11 | 6–15 | 0.00 | 9 | 6–15 | 0.03 |
Illness behaviour | 2 | 1–4 | 6 | 5–9 | 0.00 | 6 | 4–10 | 0.00 |
HAD: anxiety | 4 | 2–7 | 6 | 4–9 | 0.00 | 7 | 4–10 | 0.00 |
HAD: depression | 1 | 1–4 | 3 | 1–6 | 0.00 | 5 | 2–7 | 0.00 |
Life events | 0 | 0–1 | 1 | 0–2 | 0.01 | 1 | 0–2 | 0.00 |