Table 2 Results of Echocardiograms.

Left atrial size (mm) (median(range))

36 (26–59)

• <30

15 (16%)

• 30–45

68 (72%)

• >45

11 (12%)

Left ventricular hypertrophy present

58 (59%)

Left ventricular ejection fraction grade

• I (normal, ejection fraction >=55%)

93 (95%)

• II (ejection fraction 45–54%)

4 (4%)

• III (ejection fraction 30–44%)

1 (1%)

• IV (ejection fraction <30%)

0 (0%)

Right ventricular systolic pressure (mmHg) (median(range))

32 (19–69)

• <30

17 (31%)

• 30–49

32 (59%)

• > = 50

5 (9%)

Number of left-sided cardiac valves (or annuli) calcified

• none

64 (65%)

• 1

23 (23%)

• 2

12 (12%)