Figure 2From: Heavy burden of non-communicable diseases at early age and gender disparities in an adult population of Burkina Faso: world health survey Prevalence ratios (PR) and confidence intervals (95%) for joint disease symptoms back pain complaints, angina pectoris and asthma symptoms by gender and occupation in the adult population (≥ 18 years old) of Burkina Faso (WHS 2003).Back to article page