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Table 1 Demographics and clinical characteristics of the study population

From: Mitral annular systolic velocity as a marker of preclinical systolic dysfunction among patients with arterial hypertension

Participants (n=696) Age 20–40 years (n, %) Age 41–60 years (n, %) Age 61–80 years (n, %) Male (n, %)
Healthy subjects (n=100) 32 (32%) 35 (35%) 33 (33%) 50 (50%)
HTN pts. (n=299) 96 (32.1%) 105 (35.1%) 98 (32.7%) 148 (49.4%)
HTN mild (n=100) 33 (33%) 34 (34%) 33 (33%) 48 (48%)
HTN moderate (n=100) 31 (31%) 35 (35%) 34 (34%) 53 (53%)
HTN severe (n=99) 32 (31.68%) 36 (35.64%) 31 (30.69%) 47 (46.53%)
DD pts. (n=297) 95 (31.9%) 99 (33.3%) 103 (34.6%) 153 (51.5%)
DD impaired relax. (n=101) 32 (31.7%) 34 (33.7%) 35 (34.6%) 47 (46.5%)
DD pseudonormal. (n=99) 32 (32.3%) 33 (33.3%) 34 (34.3%) 52 (52.5%)
DD restriction (n=97) 31 (32%) 32 (33%) 34 (35%) 54 (55.7%)
Subjects in the groups (n, %) 223 (32%) 239 (34.3%) 234 (33.6%) 352 (50.6%)