Table 2. Radiation dose of different HR groups.

Groups	Effective dose (mSv)	p-value
HR (bpm)
<70	7.1±7.0
70–80	20.7±5.9	<0.001a
≥80	23.7±5.4	<0.001a

bpm, beats per minute; HR, heart rate.

^aComparison with patients with HR <70 bpm, calculated by Dunnett's t-test.