[Retracted] Study on the Relationship between Different Body Mass Indexes and Puncture Pain and Image Quality in Patients Undergoing Coronary Angiography with Intravenous Indwelling Needle

Table 2

Comparison of primary puncture success rate, injection success rate, and contrast leakage rate among the three groups of patients (n, %).

Group	Number of cases	Primary puncture success	Injection success	Contrast leakage
Group 1	100	95 (95.00)	98 (98.00)	1 (1.00)
Group 2	100	96 (96.00)	99 (99.00)	0 (0.00)
Group 3	100	92 (92.00)	98 (98.00)	3 (3.00)
F/χ^2 value	—	1.621	0.407	3.547
value	—	0.445	0.816	0.170