{"id":"W2398458728","doi":"10.1016/j.sjpain.2016.05.002","title":"Confirmatory factor analysis of 2 versions of the Brief Pain Inventory in an ambulatory population indicates that sleep interference should be interpreted separately","year":2016,"lang":"en","type":"article","venue":"Scandinavian Journal of Pain","topic":"Musculoskeletal pain and rehabilitation","field":"Medicine","cited_by":19,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University; St. Joseph's Hospital; Western University","funders":"Canadian Institutes of Health Research; AstraZeneca","keywords":"Brief Pain Inventory; Confirmatory factor analysis; Exploratory factor analysis; Chronic pain; Clinical psychology; Population; Concurrent validity; Medicine; Psychology; Psychometrics; Statistics; Physical therapy; Structural equation modeling; Internal consistency; Mathematics","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.003294102,0.0001442073,0.0005492454,0.0008307949,0.00003391377,0.0000069922,0.0002222532,0.0001314335,0.00023332],"category_scores_gemma":[0.0009702452,0.00008140362,0.0004009899,0.0006114856,0.000259242,0.0002170934,0.00003033386,0.0002348633,3.968149e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002024162,"about_ca_system_score_gemma":0.00008539671,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001039218,"about_ca_topic_score_gemma":0.0001578427,"domain_scores_codex":[0.9966226,0.00185782,0.0007883039,0.0001523946,0.0004185019,0.0001604029],"domain_scores_gemma":[0.9980134,0.0005249921,0.0008363951,0.0002785163,0.0001873701,0.0001592618],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.000228007,0.0001390537,0.9481537,0.000155089,0.0002719623,0.000002634801,0.002056324,0.00003374579,0.04345268,0.00003122245,0.00009133812,0.005384281],"study_design_scores_gemma":[0.0009026039,0.0007799823,0.9911035,0.001399962,0.0002525667,0.000001951677,0.001152324,0.001689548,0.002491498,0.0001064807,0.00002501043,0.00009456843],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9968996,0.00015106,0.001860215,0.0006718924,0.0001353737,0.0002082948,0.00002173718,0.000006238111,0.00004559078],"genre_scores_gemma":[0.9996582,0.00001205988,0.00006062489,0.0001913742,0.00002451414,0.00000225162,0.00001073111,0.00001146579,0.0000288403],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04294984,"threshold_uncertainty_score":0.3319543,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03745577126887193,"score_gpt":0.3146190413627266,"score_spread":0.2771632700938546,"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."}}