Table 2.

Patient Characteristics, Stratified by the Diagnosis of Subsequent Pulmonary Embolism

Characteristic*PE (N=23 201)No PE (N=222 829)
Age, mean (SD), y62.0 (17.2)62.1 (18.1)
Female12 065 (52.0)119 079 (53.4)
Race
 White15 852 (69.5)141 105 (64.6)
 Black3525 (15.5)35 237 (16.2)
 Hispanic2361 (10.4)29 179 (13.4)
 Asian434 (1.9)5680 (2.6)
 Other641 (2.8)7159 (3.3)
Payment source
 Medicare11 928 (51.4)119 701 (53.8)
 Medicaid2636 (11.4)26 858 (12.1)
 Private6937 (29.9)57 995 (26.0)
 Self-pay762 (3.3)9610 (4.3)
 Other936 (4.0)8626 (3.9)
Hypertension11 599 (50.0)114 026 (51.2)
Diabetes mellitus5192 (22.3)58 525 (26.3)
Coronary heart disease4444 (19.2)47 990 (21.6)
Congestive heart failure3535 (15.2)37 895 (17.0)
Peripheral vascular disease1214 (5.2)15 255 (6.9)
Chronic obstructive pulmonary disease3798 (16.4)29 509 (13.3)
Chronic kidney disease2554 (11.0)42 114 (18.9)
Atrial fibrillation3143 (13.6)31 765 (14.3)
Primary hypercoagulable state996 (4.3)3517 (1.6)
Cancer5945 (25.6)39 216 (17.6)
Trauma441 (1.9)4479 (2.0)
Pregnancy3970 (32.9)41 543 (34.9)
Tobacco use2427 (10.5)16 818 (7.6)
Alcohol use2674 (11.5)22 706 (10.2)
Elixhauser comorbidities, mean (SD)3.2 (2.0)3.3 (2.1)
  • PE indicates pulmonary embolism; and SD, standard deviation.

  • * Data are presented as number (%) unless otherwise specified.

  • The percentage of pregnant women is derived from the total number of women in the cohort.

  • Numbers represent the number of Elixhauser comorbid conditions, which comprise a comprehensive set of 28 comorbidity measures for use with large administrative data sets.