Table 1

Characteristics of Medicare beneficiaries who had ischemic stroke or transient ischemic attack, stratified by whether TEE was performed (5% national sample)

Characteristics*TEE (n=4677)No TEE (n=94 404)
Age, years, mean (SD)75.3 (6.9)79.4 (8.3)
Female2338 (50.0)55 437 (58.7)
Race
White4000 (85.5)79 873 (84.6)
Black480 (10.3)9813 (10.4)
Other197 (4.2)4718 (5.0)
Charlson comorbidities, number, mean (SD)2.8 (1.6)2.9 (1.6)
NIHSS score, median (IQR)†3 (1–7)4 (1–8)
Intravenous thrombolysis299 (6.4)4212 (4.5)
Mechanical thrombectomy57 (1.2)841 (0.9)
Cardioversion61 (1.3)59 (0.1)
Atrial fibrillation/flutter1.355 (29.0)35 479 (37.6)
Coronary heart disease2416 (51.7)49 272 (52.2)
Hypertension4432 (94.8)89 986 (95.3)
Diabetes mellitus2422 (51.8)48 560 (51.4)
Congestive heart failure1195 (25.6)30 551 (32.4)
Peripheral vascular disease1588 (34.0)30 459 (32.3)
Chronic kidney disease1200 (25.7)27 336 (29.0)
Chronic obstructive pulmonary disease1360 (29.1)31 797 (33.7)
Valvular heart disease1869 (40.0)29 958 (31.7)
Infective endocarditis82 (1.8)175 (0.2)
Tobacco use974 (20.8)17 454 (18.5)
Alcohol abuse720 (15.4)12 954 (13.7)
  • *Data are presented as number (%) unless otherwise specified.

  • †Data available for 5687 patients.

  • NIHSS, National Institutes of Health Stroke Scale; TEE, transesophageal echocardiography.