From: Validation of administrative data sources for endoscopy utilization in colorectal cancer diagnosis
Data Source | All Patients | Patients with Endoscopy | Patients without Endoscopy | Total Number of Endoscopies |
---|---|---|---|---|
n (%) | n (%)1 | n (%)1 | n (%)2 | |
1672 (100) | ||||
Gold Standard | 1443 (86) | 229 (14) | 1937 (100) | |
Chart Review | 1310 (78) | 362 (22) | 1506 (78) | |
Unique3 | 40 (3) | 205 (11) | ||
Physician Billing | 1300 (78) | 372 (22) | 1566 (81) | |
Unique3 | 24 (2) | 152 (8) | ||
Unique admin data4 | 91 (7) | 125 (6) | ||
Hospital Inpatient | 326 (19) | 1346 (81) | 354 (18) | |
Unique3 | 9 (<1) | 33 (2) | ||
Unique admin data4 | 56 (4) | 39 (2) | ||
Hospital Outpatient | 1021 (61) | 651 (39) | 1126 (58) | |
Unique3 | 4 (<1) | 30 (2) | ||
Unique admin data4 | 32 (2) | 63 (3) | ||
Combined Administrative | 1403 (84) | 269 (16) | 1732 (89) | |
Unique3 | 133 (9) | 431 (22) |