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Table 2 PVs at ROIs on DCR in patients with SR

From: Clinical utility of dynamic chest radiography as an auxiliary tool for atrial fibrillation detection in heart failure: a pilot study

Supine position

Pixel values

ROI

Maximum

Minimum

Mean

Amount of change

Rate of change (%)

(1) Aortic arch

1029.1 (897.3–1154.5)

946.5 (851.6–1095.2)

985.9 (882.2–1124.9)

46.6 (30.0–59.3)

4.8 (2.6–6.8)

(2) Right pulmonary artery main trunk

1861.3 (1514.1–2214.7)

1786.5 (1430.5–2110.9)

1823.9 (1500.9–2167.8)

74.8 (47.8–100.9)

3.6 (3.2–5.1)

(3) Left pulmonary artery main trunk

2054.2 (1954.7–2447.1)

1952.2 (1911.1–2271.5)

2003.2 (1932.9–2359.3)

94.3 (68.0–127.0)

4.2 (2.9–6.9)

(4) Right atrium

1188.0 (985.2–1350.0)

1092.9 (931.7–1202.2)

1140.5 (958.4–1265.4)

76.2 (61.7–105.7)

6.9 (5.4–8.5)

(5) LV apex

1271.3 (1106.5–1535.7)

1096.7 (1015.5–1356.5)

1200.4 (1074.7–1399.1)

135.6 (75.5–157.6)

10.9 (5.7–13.6)

  1. Data are presented as the median (interquartile range)
  2. DCR, dynamic chest radiography; LV, left ventricular; PVs, pixel values; ROI, region of interest; SR, sinus rhythm