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Table 1 Baseline characteristics of patients

From: Automated quantification of left atrial size using three-beat averaging real-time three dimensional Echocardiography in patients with atrial fibrillation

Variables Overall Fair quality Good quality P value
(n = 31) (n = 16) (n = 15)
Age(y) 62.8 ± 11.7 66.5 ± 10.5 58.8 ± 11.8 0.90
Male gender (%) 21 (67.7) 10 (62.5) 11 (73.3) 0.901
Height (cm) 166.6 ± 8.7 166.0 ± 7.9 167.2 ± 9.7 0.254
Weight (kg) 65.3 ± 13.3 63.1 ± 13.5 67.7 ± 13.0 0.912
Systolic BP (mmHg) 129.0 ± 20.1 133.4 ± 21.8 124.4 ± 17.7 0.062
Diastolic BP (mmHg) 78.7 ± 12.9 77.4 ± 13.3 80.1 ± 12.8 0.994
Heart rate (bpm) 76.9 ± 20.1 75.9 ± 20.2 77.9 ± 20.6 0.851
LVEDD (mm) 49.9 ± 5.4 48.6 ± 4.2 51.2 ± 6.3 0.140
LVESD (mm) 34.0 ± 6.2 32.9 ± 4.0 35.1 ± 7.9 0.179
LV EF (%) 61.9 ± 11.0 61.9 ± 8.3 61.8 ± 13.6 0.343
  1. Data are expressed as number (%) or mean ± standard deviation
  2. BP blood pressure, LVEDD left ventricular end-diastolic diameter, LVESD left ventricular end-systolic diameter, LV EF left ventricular ejection fraction