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Table 2 12-month prevalence of MDD 1997–19991 vs. 2009–20122 by age group and socioeconomic status

From: Time trends in depression prevalence and health-related correlates: results from population-based surveys in Germany 1997–1999 vs. 2009–2012

  Men Women
1997–1999
(n = 1911)
2009–2012
(n = 1522)
p-value3 1997–1999
(n = 2265)
2009–2012
(n = 1743)
p-value3
Total, % (95%-CI) 4.9 (3.9–6.1) 4.2 (3.3–5.4) 0.363 10.0 (8.5–11.8) 10.5 (8.6–12.8) 0.728
Age group (years), % (95%-CI)
 18–34 4.4 (3.0–6.5) 4.0 (2.4–6.7) 0.761 8.8 (6.6–11.6) 15.6 (11.3–21.0) 0.005
 35–49 5.4 (3.9–7.5) 4.0 (2.4–6.7) 0.333 11.5 (9.2–14.3) 11.0 (8.1–14.7) 0.787
 50–65 4.9 (3.4–6.9) 4.6 (3.1–6.8) 0.812 9.8 (7.3–13.0) 5.0 (3.5–7.1) 0.002
SES, % (95%-CI)
 Low 5.6 (2.9–10.5) 5.1 (2.7–9.5) 0.864 11.7 (8.4–16.0) 17.0 (11.1–25.2) 0.128
 Middle 5.3 (4.1–6.9) 4.4 (3.1–6.2) 0.331 10.1 (8.2–12.3) 9.3 (7.1–12.1) 0.610
 High 3.3 (2.2–5.0) 3.1 (1.7–5.7) 0.874 8.6 (6.4–11.5) 8.6 (5.6–12.7) 0.981
  1. 1German National Health Interview and Examination Survey 1998, mental health supplement (GHS-MHS, 1997–1999): weighted for population structure as of 12/31/1997; age range: 18–65
  2. 2German Health Interview and Examination Survey for Adults, mental health module (DEGS1-MH, 2009–2012): weighted for population structure as of 12/31/2010; age range: 18–65
  3. 3p-value based on Rao-Scott chi-square test. Bold type indicates significant differences between 1997–1999 and 2009–2012 (local significance level α = 0.05)