Research Article

Diagnosis of Patent Foramen Ovale: The Combination of Contrast Transcranial Doppler, Contrast Transthoracic Echocardiography, and Contrast Transesophageal Echocardiography

Table 1

Baseline characteristics of the study population.

Clinical characteristics (%)

Age (year) deviation
Sex (male/female)40/62
Hypertension15/102 (14.71%)
Hyperlipidemia8/102 (7.84%)
Diabetic mellitus12/102 (11.76%)
Coronary heart disease10/102 (9.80%)
Clinical symptoms 
Transient ischemic attack24/102 (23.53%)
Cryptogenic stroke21/102 (20.59%)
Migraine43/102 (42.16%)
Cerebral infarction14/102 (13.73%)