{"id":"W2028700908","doi":"10.1016/j.socscimed.2010.01.037","title":"Difficulty of healthy eating: A Rasch model approach","year":2010,"lang":"en","type":"article","venue":"Social Science & Medicine","topic":"Obesity, Physical Activity, Diet","field":"Medicine","cited_by":34,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Guelph","funders":"","keywords":"Rasch model; Polytomous Rasch model; Differential item functioning; Scale (ratio); Item response theory; Psychology; Psychometrics; Construct (python library); Consumption (sociology); Environmental health; Gerontology; Medicine; Demography; Clinical psychology; Developmental psychology; Geography","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.008260371,0.001779896,0.002246739,0.003014641,0.001390766,0.002585633,0.002736635,0.001715416,0.009167756],"category_scores_gemma":[0.027796,0.0009261421,0.003692771,0.002160515,0.001311266,0.002313647,0.002171879,0.00252385,0.0009625889],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001196172,"about_ca_system_score_gemma":0.001508451,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01738871,"about_ca_topic_score_gemma":0.01284858,"domain_scores_codex":[0.993041,0.004844257,0.000182744,0.0009671772,0.000665558,0.0002991671],"domain_scores_gemma":[0.9704533,0.02615655,0.0008529167,0.001413129,0.0008711318,0.0002529451],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"observational","study_design_scores_codex":[0.002778057,0.00432454,0.2665256,0.0006171715,0.008357609,0.0012202,0.007839276,0.3924851,0.001782289,0.0895515,0.006336469,0.2181822],"study_design_scores_gemma":[0.0001258971,0.0008106022,0.04206516,0.00006166574,0.0006169769,0.0002683941,0.001787688,0.9197218,0.000282052,0.03269101,0.001450792,0.000117958],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.5307904,0.0002845482,0.4575391,0.000653294,0.0001491096,0.001365855,0.001016145,0.0008069325,0.007394582],"genre_scores_gemma":[0.9169725,0.0001713184,0.07557011,0.00006176054,0.00006030938,0.001390296,0.0007131434,0.0001239921,0.004936652],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01738871,"threshold_uncertainty_score":0.04368556,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03572080352899189,"score_gpt":0.3423868325076432,"score_spread":0.3066660289786514,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}