Quality of Hospital Discharge and Physician Data for Type of Breast Cancer Surgery

摘要: Objective. The quality of coding for breast surgical procedures was examined by comparing hospital discharge abstracts and physician claims with data abstracted from records women diagnosed node-negative cancer April 1, 1991, to December 31, 1991. Methods. cohort linked a population registry file. Hospital billing were retrieved matched subjects. Overall agreement between two sets defined as the number cases which there match specific type procedure out all eligible that health care utilization Specific assessed kappa statistic, using only those in administrative set coded mastectomy or breast-conserving surgery. Results. Of 735 cohort, 655 (89.1%) surgeon charts 95.4% (CI = 93.5, 96.9) most definitive procedure. Agreement surgery 98.1% (kappa 0.96; CI 0.87,1.0) mastectomy. When chart compared, overall 86.2% 83.4, 88.8), whereas 93.2% 0.86; 0.77, 0.94). Conclusion. Overall, databases accurately reflected information recorded patients' charts. Physician appeared provide more accurate than did data.