RESEARCH QUESTION: What is the relationship between asthma and cooking fuel type (natural gas vs. other sources) among children under 18 years? MeSH: ((("Asthma"[Mesh]) AND "Cooking"[Mesh]) AND (("Child"[Mesh]) OR "Adolescent"[Mesh])) Table 1. What is the relationship between asthma and cooking fuel type (natural vs. other sources) among children under 18 years? Children from birth < 18 years Eligibility Criteria: Population Natural gas-fueled cooking Intervention or facilities Exposure Non-fossil fuel-fueled cooking Comparator facilities Asthma Outcome All Study Design Exclude: Other (specify) Citation van Gemert F, Chavannes N, Nabadda N, Luzige S, Kirenga B, Eggermont C, de Jong C, van der Molen T. “Impact of chronic respiratory symptoms in a rural area of sub-Saharan Africa: an in-depth qualitative study in the Masindi district of Uganda”. Prim Care Respir J. 2013. 22(3): 300-5. doi: 10.4104/pcrj.2013.00064 Lin W, Gehring U, Oldenwening M, de Jongste JC, Kerkhof M, Postma D, Smit HA, Wijga AH, Brunekreef B. “Gas cooking, respiratory and allergic outcomes in the PIAMA birth cohort study”. Occup Environ Med. 2013. 70(3): 187-94. doi: 10.1136/oemed-2012-101025 Casas L, Tischer C, Tiesler C, Bruske I, Koletzko S, Bauer CP, Wichmann HE, von Berg A, Berdel D, Kramer U, Schaaf B, Lehmann I, Herbarth O, Heinrich J. “Association of gas cooking with children’s respiratory health: results from the GINIplus and LISAplus birth cohort studies”. Indoor Air. 2012. 22(6): 476-82. doi: 10.1111/j.1600-0668.2012.00784.x Agrawal S. “Effect of indoor air pollution Felix I. Zemel (PH707) Assignment 2 Eligible? (yes, no, or unsure) No all fossil-fuels, other than natural gas If not eligible, what is the major reason for rejection? 1) Does not meet any of the PICO criteria Yes Yes No 1) Incorrect population from biomass and solid fuel combustion on prevalence of self-reported asthma among adult men and women in India: findings from a nationwide large-scale crosssectional survey”. J Asthma. 2012. 49(4): 355-65. doi: 10.3109/02770903.2012.663030 Hersoug LG, Brasch-Anderson C, Husemoen LL, Sigsgaard T, Linneberg A. “The relationship of glutathione-Stransferases copy number variation and indoor air pollution to symptoms and markers of respiratory disease”. Clin Respir J. 2012. 6(3): 175-85. doi: 10.1111/j.1752-699X.2011.00258.x Demange V, Wild P, Zmirou-Navier D, Tossa P, Bohadana A, Barbaud A, Paris C. “Associations of airway inflammation and responsiveness markers in non asthmatic subjects at start of apprenticeship”. BMC Pulm Med. 2010. 10: 37. doi: 10.1186/1471-2466-10-37 Guddattu V, Swathi A, Nair NS. “Household and environment factors associated with asthma among Indian women: a multilevel approach”. J Asthma. 2010. 47(4): 407-11. doi: 10.3109/02770903.2010.481343 Kumar R, Nagar JK, Raj N, Kumar P, Kushwah AS, Meena M, Gaur SN. “Impact of domestic air pollution from cooking fuel on respiratory children in India”. Asian Pac J Allergy Immunol. 2008. 26(4): 213-22. PMID: 19317340 Mai XM, Becker AB, Liem JJ, Kozyrskyj AL. “Fast food consumption counters the protective effect of breastfeeding on asthma in children?”. Clin Exp Allergy. 2009. 39(4): 556-61. doi: 10.1111/j.13652222.2008.03169.x Padhi BK, Padhy, PK. “Domestic fuels, indoor air pollution, and children’s health”. Ann N Y Acad Sci. 2008. 1140: 209-17. doi: 10.1196/annals.1454.015 Felix I. Zemel (PH707) Assignment 2 (adults) 2) Not measuring the exposure of interest. No 1) Incorrect population (18-69 year olds) 2) Exposure = Sources of Particulate Matter (PM) 3) Outcome = Respiratory disease – not specific to Asthma No 1) Does not mention type of exposure, other than baking. Not sure 1) Study population is women aged 15-49 Yes No 1) Exposure = fast food consumption No 1) Exposure = solid biomass fuel for cooking and heating Table 2. Search terms for systematic review Idea 1 Idea 2 Controlled Controlled Vocabulary Terms: Vocabulary Terms: Asthma Cooking Keywords: Asthma Keywords: Cooking Cooking fuel Fossil fuel Natural gas Gas, natural Propane Baking Boiling Broiling Browning Frying Grilling Heating Roasting Simmering Sizzling Steaming Stewing Felix I. Zemel (PH707) Assignment 2 Idea 3 Controlled Vocabulary Terms: Child Adolescent Keywords: Child Children Adolescent Adolescents Youth Toddler Toddlers Infant Infants Teen Teens Teenage Teenager Teenagers Baby Babies Juvenile Juveniles Preteen Preteens Idea 4 Controlled Vocabulary Terms: Keywords: