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Table 1: 
Results of PTA and stenting with postdilation for vessel recanalization
PTAStentLevel of Significance
Total No. of attempts1515NA
Mean vessel diameter (mm)2.14 (±0.3)2.28 (±0.4)NS
Mean time (min) per attempt16.6 (±5.0)33.0 (±15.1)P < .001*
Total incidence of embolic events3/16 (20%)2/16 (13%)NS
Mean recanalization rate (%)
Immediately after PTA/stenting20.5%61.8%P < 0.001†
    P114.6%67.5%P < 0.001†
    P212.5%65.3%P < 0.001†
    P36.0%71.6%P < 0.001†
  • Note:—NA indicates not applicable; NS, not significant; PTA, percutaneous transluminal angioplasty; P1, 1 hour postintervention.
  • * Student t test.
  • † Variance analysis of repeated-measures.