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Table 3 Cumulative incidence of sickness absence with psychiatric disorders in different age groups in Norway and Oslo, 1994, 1996, 1998 and 2000, men.

From: Increase in sickness absence with psychiatric diagnosis in Norway: a general population-based epidemiologic study of age, gender and regional distribution

   Norway    Oslo    
Age group Year No. of sickness insured men Cumulative incidence (95% CI) Change 1994 – 2000 +/- No. of sickness insured men Cumulative incidence (95% CI) Change 1994 – 2000 +/- Region/nation ratio (95% CI)
16–29 1994 295,134 0.4 (0.4–0.4)   25,452 0.6 (0.6–0.6)   1.38 (1.17–1.64)
  1996 299,080 0.6 (0.6–0.6)   27,663 0.8 (0.8–0.8)   1.32 (1.15–1.51)
  1998 308,784 1.1 (1.1–1.1)   31,619 1.3 (1.3–1.3)   1.23 (1.11–1.36)
  2000 306,750 1.5 (1.5–1.5) +1.1 35,077 1.6 (1.6–1.6) +1.0 1.07 (0.98–1.17)
30–39 1994 282,087 0.9 (0.9–0.9)   32,005 1.2 (1.2–1.2)   1.29 (1.16–1.43)
  1996 293,613 1.3(1.3–1.3)   35,810 1.6 (1.6–1.6)   1.23 (1.13–1.35)
  1998 304,909 2.0 (2.0–2.0)   38,704 2.0 (2.0–2.0)   1.02 (0.94–1.10)
  2000 316,319 2.6 (2.6–2.6) +1.7 42,992 2.4 (2.4–2.4) +1.2 0.93 (0.87–0.99)
40–49 1994 269,518 1.1 (1.1–1.1)   23,629 1.6 (1.6–1.6)   1.50 (1.34–1.67)
  1996 273,295 1.5 (1.5–1.5)   25,048 2.1 (2.1–2.1)   1.46 (1.34–1.60)
  1998 275,377 2.1 (2.1–2.1)   25,924 2.7 (2.7–2.7)   1.31 (1.22–1.42)
  2000 282,540 2.7 (2.7–2.7) +1.6 28,734 3.1 (3.1–3.1) +1.5 1.16 (1.08–1.24)
50–59 1994 171,782 0.9 (0.9–0.9)   14,539 1.3 (1.3–1.3)   1.39 (1.20–1.62)
  1996 198,071 1.3 (1.3–1.3)   17,909 1.7 (1.7–1.7)   1.30 (1.15–1.46)
  1998 220,152 1.8 (1.8–1.8)   20,287 2.0 (2.0–2.0)   1.12 (1.01–1.24)
  2000 239,252 2.3 (2.3–2.3) +1.4 22,901 2.4 (2.4–2.4) +1.1 1.04 (0.96–1.14)
60–66 1994 71,470 0.9 (0.9–0.9)   6,462 1.1 (1.1–1.1)   1.26 (0.99–1.62)
  1996 70,288 1.2 (1.2–1.2)   6,350 1.5 (1.6–1.6)   1.34 (1.08–1.65)
  1998 71,952 1.6 (1.6–1.6)   6,311 1.9 (1.9–1.9)   1.21 (1.01–1.46)
  2000 74,477 1.9 (1.9–1.9) +1.0 7,029 2.1 (2.1–2.1) +1.0 1.14 (0.96–1.35)
Total 1994 1,089,991 0.8 (0.8–0.8)   102,087 1.1 (1.0–1.2)   1.39 (1.30–1.47)
  1996 1,134,437 1.1 (1.1–1.2)   112,780 1.5 (1.4–1.6)   1.34 (1.27–1.41)
  1998 1,181,174 1.7 (1.7–1.7)   122,845 2.0 (1.9–2.1)   1.68 (1.12–1.22)
  2000 1,219,338 2.2 (2.2–2.3) +1.4 136,733 2.4 (2.3–2.4) +1.3 1.05 (1.01–1.09)