Almahamoudou Mahamar, Merel J Smit, Koualy Sanogo, Youssouf Sinaba, Sidi M Niambele, Adama Sacko, Oumar M Dicko, Makonon Diallo, Seydina O Maguiraga, Yaya Sankaré, Sekouba Keita, Siaka Samake, Adama Dembele, Kjerstin Lanke, Rob Ter Heine, John Bradley, Yahia Dicko, Sekou F Traore, Chris Drakeley, Alassane Dicko, Teun Bousema, Will Stone
Artemether-lumefantrine with or without single-dose primaquine and sulfadoxine-pyrimethamine plus amodiaquine with or without single-dose tafenoquine to reduce Plasmodium falciparum transmission: a phase 2, single-blind, randomised clinical trial in Ouelessebougou, Mali
The Lancet. Microbe
food literacy theorised improve diet quality nutrition behaviours social connectedness food security definition conceptualisation vidgen gallegos consisting 11 theoretical components within four domains planning managing selecting preparing eating currently highly cited framework however valid reliable questionnaire needed comprehensively measure conceptualisation therefore study draws existing item pools develop comprehensive food literacy questionnaire using item response theory five hundred australian adults recruited study 1 refine food literacy item pool using principal component analysis pca item response theory irt involved detailed item analysis targeting responsiveness validity reliability another 500 participants recruited study 2 replicate item analysis validity reliability refined item pool 250 participants recompleted food literacy questionnaire determine testretest reliability pca saw 171item pool reduced 100items across 19 statistical components food literacy thresholds 26 items combined responses food literacy questionnaire ordered thresholds targeting acceptable item locations 001 153 appropriateness measurement model n 92 expected responses responsiveness met outfit meansquares msq 048142 validity high person item separation 099 testretest icc 21 055088 scores reliability developed 100item food literacy questionnaire iflq19 comprehensively address vidgen gallegos theoretical domains components good targeting responsiveness reliability validity diverse sample australian adults