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Table 4 Number and percent agreement of patients and endoscopies across data sources

From: Validation of administrative data sources for endoscopy utilization in colorectal cancer diagnosis

  Physician Billing Hospital Inpatient Hospital Outpatient Combined Administrative
  n (%) n (%) n (%) n (%)
Chart Review     
Patient 1422 (85) 618 (37) 1225 (73) 1499 (90)
Endoscopy 1790 (69) 860 (40) 1382 (64) 1530 (71)
Physician Billing     
Patient   612 (37) 1269 (76)  
Endoscopy   808 (37) 1538 (71)  
Hospital Inpatient     
Patient    443(26)  
Endoscopy    736 (34)