Can the Charlson Comorbidity Index be used to predict the ASA grade in patients undergoing spine surgery?

[1] Mannion AF(2014)The influence of comorbidity on the risks and benefits of spine surgery for degenerative lumbar disorders Eur Spine J 23 S66-71

[2] Fekete TF(2011)Correlation of higher preoperative American Society of Anesthesiology grade and increased morbidity and mortality rates in patients undergoing spine surgery J Neurosurg Spine 14 470-474

[3] Porchet F(2014)Risk factors for postoperative infections following single level lumbar fusion surgery Spine (Phila Pa 1976) 153 634-642

[4] Haschtmann D(2018)Development and validation of a prediction model for pain and functional outcomes after lumbar spine surgery JAMA Surg 18 693-708

[5] Jeszenszky D(2003)Preoperative risks and outcomes of hip and knee arthroplasty in the Veterans Health Administration J Arthroplasty 19 853-861

[6] Kleinstuck FS(2019)Deep learning-based preoperative predictive analytics for patient-reported outcomes following lumbar discectomy: feasibility of center-specific modeling Spine J 39 E13-1802

[7] Fu KM(2015)Prediction model for outcome after low-back surgery: individualized likelihood of complication, hospital readmission, return to work, and 12-month improvement in functional disability Neurosurg Focus 37 1791-137

[8] Smith JS(2019)Utility of patient-reported symptoms and health conditions for predicting surgical candidacy and utilization of surgery via an outpatient spine clinic nomogram Clin Spine Surg 25 134-641

[9] Polly DW(2012)Who should have surgery for spinal stenosis? Treatment effect predictors in SPORT Spine 243 636-1179

[10] Ames CP(2010)American society of anesthesiologist physical status score may be used as a comorbidity index in hip fracture surgery J Arthroplasty 13 1171-1841

[1] Mannion AF(2014)The influence of comorbidity on the risks and benefits of spine surgery for degenerative lumbar disorders Eur Spine J 23 S66-71

[2] Fekete TF(2011)Correlation of higher preoperative American Society of Anesthesiology grade and increased morbidity and mortality rates in patients undergoing spine surgery J Neurosurg Spine 14 470-474

[3] Porchet F(2014)Risk factors for postoperative infections following single level lumbar fusion surgery Spine (Phila Pa 1976) 153 634-642

[4] Haschtmann D(2018)Development and validation of a prediction model for pain and functional outcomes after lumbar spine surgery JAMA Surg 18 693-708

[5] Jeszenszky D(2003)Preoperative risks and outcomes of hip and knee arthroplasty in the Veterans Health Administration J Arthroplasty 19 853-861

[6] Kleinstuck FS(2019)Deep learning-based preoperative predictive analytics for patient-reported outcomes following lumbar discectomy: feasibility of center-specific modeling Spine J 39 E13-1802

[7] Fu KM(2015)Prediction model for outcome after low-back surgery: individualized likelihood of complication, hospital readmission, return to work, and 12-month improvement in functional disability Neurosurg Focus 37 1791-137

[8] Smith JS(2019)Utility of patient-reported symptoms and health conditions for predicting surgical candidacy and utilization of surgery via an outpatient spine clinic nomogram Clin Spine Surg 25 134-641

[9] Polly DW(2012)Who should have surgery for spinal stenosis? Treatment effect predictors in SPORT Spine 243 636-1179

[10] Ames CP(2010)American society of anesthesiologist physical status score may be used as a comorbidity index in hip fracture surgery J Arthroplasty 13 1171-1841