Table 3 Health-related correlates in cases with PDD vs. NCMDD during the lifetime at a population level1
|  | PDD (n = 179) | NCMDD (n = 205) |
|---|---|---|
Fair/poor self-rated health, % (95% CI) | 36.8 (28.8–45.6) | 20.4 (13.8–29.0) |
Health-related quality of life (past 4 weeks), mean (95% CI) | ||
 Physical component score | 47.1 (44.9–49.4) | 50.7 (48.8–52.7) |
 Mental component score | 34.5 (32.2–36.8) | 43.8 (41.7–45.9) |
No. of days with activity limitations (past 4 weeks), mean (95% CI) | ||
 Owing to mental health problems | 5.4 (4.1–6.7) | 2.4 (1.2–3.6) |
 Owing to physical health problems | 5.3 (3.9–6.7) | 3.1 (1.9–4.2) |
No. of sick days (past 12 months), mean (95% CI) | 34.2 (17.6–50.8) | 14.8 (9.9–19.7) |
No. of outpatient physician visits (past 12 months), mean (95% CI) | 4.3 (3.4–5.2) | 3.6 (2.9–4.2) |
No. of outpatient psychiatric or psychotherapeutic contacts (past 12 months), mean (95% CI) | 5.7 (2.1–9.4) | 1.7 (0.7–2.7) |
No. of hospital nights (past 12 months), mean (95% CI) | 3.9 (1.2–6.6) | 0.9 (0.5–1.3) |
No. of chronic somatic conditions2, % (95% CI) | ||
 0 | 42.8 (33.7–52.5) | 63.9 (53.7–72.9) |
 1 | 31.0 (22.9–40.4) | 20.6 (13.6–30.0) |
 2+ | 26.2 (19.6–34.1) | 15.6 (10.0–23.5) |