Evaluating the effect of growing patient numbers and changing data elements in the National Surgical Quality Improvement Program (NSQIP) database over the years: a study of posterior lumbar fusion outcomes
Shultz BN, Bovonratwet P, Ondeck NT, Ottesen TD, McLynn RP, Grauer JN. Evaluating the effect of growing patient numbers and changing data elements in the National Surgical Quality Improvement Program (NSQIP) database over the years: a study of posterior lumbar fusion outcomes. The Spine Journal 2018, 18: 1982-1988. PMID: 29649610, DOI: 10.1016/j.spinee.2018.03.016.Peer-Reviewed Original ResearchConceptsNational Surgical Quality Improvement ProgramNSQIP databaseERA groupPreoperative characteristicsPostoperative outcomesBlood transfusionSeptic shockOutcome studiesNational Surgical Quality Improvement Program databaseSurgeons National Surgical Quality Improvement ProgramQuality Improvement Program databaseSurgical Quality Improvement ProgramPosterior lumbar fusion surgeryLumbar fusion outcomesRetrospective cohort studyImprovement Program databaseYear of surgeryDeep vein thrombosisUrinary tract infectionLumbar fusion surgeryPostoperative day 30Number of patientsMultivariate Poisson regressionQuality Improvement ProgramPerioperative outcomes