Before revision: Country/groupYearsAgegroupPrevalence(%)Japan0520–448.1Australia92–9320–4428.1Australian Aboriginal90–9120–8411.1UK92–9320–4420–4427.030.3Germany92–9320–4417.0Spain92–9320–4422.0France92–9320–4414.4USA92–9320–4425.7Italy92–9320–449.5Iceland92–9320–4418.0Greece92–9320–4416.0 Social determinants Differences in socioeconomic status has shown disparities among the prevalence of asthma across populations .
After revision: Country/groupYearsAgegroupPrevalence(%)Japan0520–448.1Australia92–9320–4428.1Australian Aboriginal90–9120–8411.1UK92–9320–4420–4427.030.3Germany92–9320–4417.0Spain92–9320–4422.0France92–9320–4414.4USA92–9320–4425.7Italy92–9320–449.5Iceland92–9320–4418.0Greece92–9320–4416.0 Social determinants Disparities in the prevalence of asthma have been shown between different socioeconomic statuses .