Assessment of Myocardial Bridge and Mural Coronary Artery Using ECG-Gated 256-Slice CT Angiography: A Retrospective Study

Table 3

Quantity analysis of MB-MCA in the middle segment of LAD (𝑛=178) during ED and ES phase using CT cine technique.

Quantization analysis	ED*	ES*	Change*	𝑃 value
Length (mm)	15.5±5.2	17.8±5.6	2.3±1.1	0.018
Thickness (mm)	2.7±0.7	4.0±1.0	1.2±0.4	0.000
Diameter (mm)	2.6±0.5	1.5±0.3	1.1±0.4	0.000

∗Data are mean ± standard deviation; ES: end-systolic phase; ED: end-diastolic phase.
Data in parentheses are percentages.