{"id":"W4223904728","doi":"10.1002/hec.4515","title":"A short note revisiting the concentration index: Does the normalization of the concentration index matter?","year":2022,"lang":"en","type":"article","venue":"Health Economics","topic":"Healthcare Systems and Reforms","field":"Economics, Econometrics and Finance","cited_by":33,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Manitoba; Manitoba Health","funders":"International Development Research Centre","keywords":"Index (typography); Normalization (sociology); Statistics; Mathematics; Economics; Econometrics; Computer science; Sociology; Social science","routes":{"ca_aff":true,"ca_fund":true,"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":[0.02189646,0.001277036,0.001775921,0.003157124,0.002829412,0.009745643,0.004118904,0.004258947,0.005690581],"category_scores_gemma":[0.1244029,0.0005650879,0.001532134,0.006158418,0.01075059,0.01377894,0.002674536,0.01563314,0.003600692],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.004419792,"about_ca_system_score_gemma":0.00359802,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01281996,"about_ca_topic_score_gemma":0.009327005,"domain_scores_codex":[0.9840448,0.007107122,0.001507375,0.002694737,0.004297239,0.0003486869],"domain_scores_gemma":[0.926509,0.05059713,0.002968873,0.00389093,0.01538365,0.0006503898],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.00006399598,0.00003263213,0.002796879,0.0004823105,0.00006500266,0.0001595035,0.0009824384,0.0007675154,0.0003288469,0.6195882,0.2833481,0.09138453],"study_design_scores_gemma":[0.00002114986,0.00006138815,0.004009345,0.0009016407,0.00005234517,0.000286883,0.0007045052,0.003461319,0.001017738,0.5622764,0.4270564,0.0001508816],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"commentary","genre_gemma":"methods","genre_scores_codex":[0.006359303,0.08875292,0.1273286,0.6277536,0.09826752,0.0001523745,0.001692386,0.0004958648,0.04919745],"genre_scores_gemma":[0.2300658,0.09471128,0.1712128,0.2732538,0.1796218,0.000607717,0.001394791,0.001910107,0.04722191],"genre_candidate":"methods","genre_consensus":null,"teacher_disagreement_score":0.02189646,"threshold_uncertainty_score":0.1158009,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02413215823369634,"score_gpt":0.2520687995071055,"score_spread":0.2279366412734092,"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."}}