Table S1: FOOD ALLERGY PREVALENCE BY REGION Unselected population: FA Unselected population: FA Unselected population: Selected population study No data confirmed by food challenges confirmed by sensitization questionnaire / self-reporting (descriptive data) only OCEANIA and ASIA PACIFIC Region Country Prevalence of clinical food allergy in Change in Age last 10 years (%) Method of determining prevalence, population group size (and reference to support response if in last most available) 10 years? affected All ages < 5 year > 5 year by any olds olds change? Australia (6%) 10% 3.8% (nuts Population-based sample of 2,848 infants at 1 year Increased , < 5years Oceania only) using predetermined criteria to SPT and OFC measure outcomes. Other percentages (in brackets) estimates only based on other data sets. New - - - Recognized lack of data ** Increased* < 5years * Zealand Asia China 2.4 3.8% 6.2% - 497 consecutive infants attending well-baby Increased - 7.7% checks. Food allergy history, SPT and OFC. Study across 3 cities, based on food allergy history, SPT and OFC (0-2 year olds). Same methodology 10 years apart showed increase from 3.5% 1999 to 7.7% in 2009 in in Chongqing, China Indirect evidence of increasing food allergy comparing higher rates of food allergy in Chinese born in Hong Kong (4.8%) versus Mainland China (2.4%).
Table S1: FOOD ALLERGY PREVALENCE BY REGION Unselected population: FA confirmed by food challenges Unselected population: FA confirmed by sensitization Unselected population: questionnaire / self-reporting only Selected population study (descriptive data) No data OCEANIA and ASIA PACIFIC Region Country Prevalence of clinical food allergy in last 10 years (%) Method of determining prevalence, population size (and reference to support response if available) Change in in last 10 years? Age group most affected by any change? All ages < 5 year olds > 5 year olds Oceania Australia (6%) 10% 3.8% (nuts only) Population-based sample of 2,848 infants at 1 year using predetermined SPT and OFC criteria to measure outcomes. Other percentages (in brackets) estimates only based on other data sets. Increased , < 5years New Zealand - - - Recognized lack of data ** Increased* < 5years * Asia China 2.4 3.8% 6.2% 7.7% - 497 consecutive infants attending well-baby checks. Food allergy history, SPT and OFC. Study across 3 cities, based on food allergy history, SPT and OFC (0-2 year olds). Same methodology 10 years apart showed increase from 3.5% 1999 to 7.7% in 2009 in in Chongqing, China Indirect evidence of increasing food allergy comparing higher rates of food allergy in Chinese born in Hong Kong (4.8%) versus Mainland China (2.4%). Increased -
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