Comparison of demographic characteristics between carotid endarterectomy and carotid artery stenting patients undergoing treatment for carotid artery stenosis in the Nationwide Inpatient Sample
| All patients | |||
|---|---|---|---|
| CEA | CAS | OR (95% CI) | |
| N (%) | 780 169 (87.8) | 108 592 (12.2) | – |
| Elective (n (%)) | 623 837 (80.0) | 74 733 (68.8) | 0.55 (0.54 to 0.56) |
| Age (years) (mean (SD)) | 71.0 (21.0) | 70.9 (22.2) | 1.00 (0.99 to 1.01) |
| Age group (years) (n (%)) | |||
| <65 years | 188 167 (24.1) | 27 164 (24.9) | Ref |
| ≥65 years | 593 337 (75.9) | 81 908 (75.1) | 1.05 (1.03 to 1.06)* |
| Women (n (%)) | 330 045 (42.3) | 42 937 (39.4) | 0.89 (0.88 to 0.90)* |
| Race (n (%)) | |||
| White | 556 662 (90.9) | 76 800 (88.9) | Ref |
| Black | 24 022 (3.9) | 4307 (5.0) | 1.30 (1.26 to 1.34)* |
| Hispanic | 25 609 (4.2) | 4041 (4.7) | 1.14 (1.11 to 1.18)* |
| Asian | 6305 (1.0) | 1256 (1.5) | 1.44 (1.36 to 1.53)* |
| Payer (n (%)) | |||
| Medicare | 564 996 (73.6) | 78 591 (73.7) | Ref |
| Medicaid | 21 687 (2.8) | 3981 (3.7) | 1.32 (1.27 to 1.37)* |
| Private | 170 513 (22.2) | 22 310 (20.9) | 0.94 (0.93 to 0.96)* |
| Self-Pay | 10 633 (1.4) | 1751 (1.6) | 1.18 (1.12 to 1.25)* |
| Charlson Comorbidity Index | 1.8 (2.2) | 1.9 (2.4) | 1.12 (1.10 to 1.14)* |
OR of receiving carotid stenting over carotid endarterectomy compared with the reference group.
*p<0.0001, †p<0.01.
CAS, carotid artery stenting; CEA, carotid endarterectomy.