Table 3

Primary and secondary outcomes

OutcomeRadial approach (n = 571)Femoral approach (n = 480)p Value
Procedural success, n (%)515 (92.1)425 (89.9)0.201
Major vascular complication, n (%)3 (0.5)6 (1.3)0.315
Minor vascular complication, n (%)10 (1.8)12 (2.5)0.398
Failed initial access strategy, n (%)44 (7.7)3 (0.6)<0.001*
In-hospital mortality, n (%)7 (1.2)13 (2.7)0.111
In-hospital MACCE, n (%)15 (2.6)25 (5.2)0.029
Dual access required, n (%)61 (10.7)15 (3.1)<0.001*
Needle-to-balloon time (minutes)17 (13–22)17 (12–23)0.188
Door-to-balloon time (minutes)46 (30–73)67 (40–104)<0.001*
Symptom-to-balloon time (minutes)183 (131–279)211 (143–305)0.003*
Contrast volume used (ml)210 (170–273)240 (200–300)<0.001*
Radiation dose absorbed (Gy/cm2)25 (15–37)32 (20–49)<0.001*
Time to discharge (days)2.46 (1.60–3.83)3.51 (2.36–6.07)<0.001*
  • Data presented as median (interquartile range) unless otherwise indicated.

  • *Remains significant at p<0.05 level after Bonferroni correction for multiple comparisons.

  • MACCE, major adverse cardiac or cerebrovascular event.