Preliminary Exploration of Epidemiologic and Hemodynamic Characteristics of Restrictive Filling Diastolic Dysfunction Based on Echocardiography in Critically Ill Patients: A Retrospective Study

Table 1

Demographic characteristics of the study population.

Characteristic	Numbers (percentage)	Average (minimum, maximum)
Age (years)		57 (18, 97)
18–60	203 (54%)
>60	174 (46%)
Gender
Female	148 (39%)
Male	229 (61%)
APACHE II score		19 (2, 45)