Research Article

Ladder-Like Low Iodine Delivery Rate Injection Protocols Based on BMI at 70 KV by Automated Tube Voltage Selection in Coronary CTA

Table 4

Number of optimal vascular enhancement with comparison.

Vascular enhancementExperimental groupControl groupTotal

300–450HU554152706
<300HU/>450HU5669681534
Total112011202240
χ2 value = 334.25,  = 0.001