Table 3. Findings of quantitative coronary angiography.

	Successful group</p> n=28	Failed group</p> n=5	p-value
Ostial diameter of target vessel, mm	4.14±0.55	3.39±0.61	0.009
Reference diameter in stent segment, mm	2.83±0.41	2.53±0.53	0.161
Lumen diameter at tip of guiding catheter, mm	3.09±0.43	2.75±0.54	0.124
Deployed stent diameter, mm	3.10±0.44	3.30±0.27	0.240
Deployed stent length, mm	30.6±15.2	25.2±17.8	0.678
Data are presented as mean±SD. The p-values between groups were determined using t-test.