Fig. 1From: Prevalence and temporal trends of physical activity counselling in primary health care in Germany from 1997–1999 to 2008–2011Age stratified prevalence estimates of physicians’ counselling on patients’ physical activity behaviour. Detailed legend: Prevalence estimates incl. 95 % confidence intervals are shown for the time periods of both health surveys; 1997–1999 (GNHIES 98) and 2008–2011 (DEGS 1)Back to article page