Classification and Recognition of Doppler Ultrasound Images of Patients with Atrial Fibrillation under Machine Learning

Table 1

General conditions of the two groups of patients.

Group	Number of patients	Gender ratio	Average age	Number of patients with hypertension	Number of patients with CHD
Experimental group	40 cases	Males/females = 24 : 16	61.71 ± 15.34 years old	18 cases	22 cases
Control group	40 cases	Males/females = 22 : 18	59.62 ± 9.79 years old	17 cases	23 cases

Note. “CHD” in the table referred to coronary heart disease.