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Table 1 Results of the annual cross-sectional surveys of period prevalence rates of self-reported headaches in Germany from 1995–2005 and 2009

From: Period prevalence of self-reported headache in the general population in Germany from 1995–2005 and 2009: results from annual nationwide population-based cross-sectional surveys

Year of survey   1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2009
General population in million inhabitants (≥ 14 years)   62.73 62.97 63.12 63.24 63.51 63.78 63.83 64.1 64.25 64.43 64.72 64.87
Total n = 10898 12239 12389 12067 12447 12503 12538 12351 12487 12064 12150 12120
HP 60.9% 60.6% 59.5% 60.9% 60.2% 59.3% 59.7% 60.8% 60.0% 62.5% 58.9% 62.3%
CI 95% 59.6 - 62.2 59.4 – 61.8 58.3 - 60.7 59.7 - 62.1 59.0 - 61.4 58.1 - 60.5 58.5 - 60.9 59.6 - 62.0 58.8 - 61.2 61.3 - 63.7 57.7 – 60.1 61.1 - 63.5
Women n = 5915 6817 6908 6737 7047 6999 7037 6433 6691 6453 6386 6676
HP 70.2% 68.0% 67.8% 67.9% 68.0% 67.3% 68.5% 69.9% 68.1% 70.7% 68.0% 68.9%
CI 95% 68.5 - 71.9 66.5 - 69.5 66.3 - 69.3 66.4 - 69.4 66.5 - 69.5 65.7 - 68.9 67.0 - 70.0 68.3 - 71.5 66.5 - 69.7 69.1 - 72.3 66.4 - 69.6 67.3 - 70.5
Men n = 4984 5423 5482 5330 5401 5505 5501 5917 5796 5609 5765 5444
HP 49.8% 51.3% 49.1% 51.9% 50.1% 49.1% 48.4% 50.9% 50.5% 53.2% 48.7% 54.3%
CI 95% 47.8 - 51.8 49.4 - 53.2 47.2 - 51.0 50.0 - 53.8 48.2 - 52.0 47.2 - 51.0 46.5 - 50.3 49.1 - 52.7 48.7 - 52.3 51.4 - 55.0 46.9 - 50.5 52.4 - 56.2
  1. General population of Germany (older than 14 years and German-speaking), gross sample, and response rates of the IPSOS surveys; the table also shows the one-year prevalence rates of self-reported headaches at 95% confidence intervals (CI95%) for the general total sample as well as for the following sub-samples: men/women. (HP: headache prevalence in %; CI: confidence interval).