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Table 2 Baseline, postprocedural, and 12-month QCA parameters

From: Efficacy of a seal-wing paclitaxel-eluting balloon catheters in the treatment of bare metal stent restenosis

  Seal-wing PEB Iopromide-coated PEB EES p
Seal-wing vs. iopromide- PEB Seal-wing PEB vs. EES
Patients/lesions, n 59/64 63/69 62/68  
Preprocedural Parameters - ISR
Minimal lumen diameter, mm Mean 0.86 0.92 0.79 1.000a 0.732a
SD 0.46 0.45 0.48
Median 0.93 1.00 0.77
Reference diameter, mm Mean 2.50 2.64 2.66 0.240a 0.087a
SD 0.43 0.47 0.45
Median 2.45 2.63 2.66
% Diameter stenosis Mean 74.3 71.8 78.0 0.939a 0.372a
SD 14.5 13.9 13.4
Median 73.0 70.0 76.0
Post-procedural Parameters - Post re-PCI
Minimal lumen diameter, mm Mean 2.09 2.18 2.51 1.000a <0.0001a
SD 0.45 0.39 0.38
Median 1.99 2.13 2.49
Reference diameter, mm Mean 2.72 2.79 3.01 0.756a 0.0003a
SD 0.42 0.41 0.40
Median 2.63 2.79 2.96
Acute gain, mm Mean 1.23 1.25 1.72 1a <0.0001a
SD 0.53 0.54 0.47
Median 1.19 1.12 1.69
% Diameter residual stenosis Mean 21.5 19.5 16.3 0.153a <0.0001a
SD 7.9 7.4 5.9
Median 23.5 20.0 16.0
12-month QCA parameters
Minimal lumen diameter, mm Mean 1.63 2.09 2.07 0.0006a 0.003a
SD 0.78 0.57 0.80
Median 1.68 2.13 2.23
Reference diameter, mm Mean 2.62 2.81 2.96 0.039a 0.0003a
SD 0.53 0.48 0.50
Median 2.56 2.81 2.86
% Diameter stenosis Mean 42.4 26.2 30.9 <0.0001a 0.009a
SD 27.9 18.0 24.6
Median 33.5 22.0 21.5
Late lumen loss, mm Mean 0.47 0.09 0.44 <0.0001a 1.000
SD 0.57 0.44 0.73
Median 0.30 0.02 0.19
Binary restenosis (%DS˃50%) (n/%) 18 (28.12%) 6 (8.7%) 13 (19.12%) 0.012b 0.666b
  1. aMann–Whitney U test; bchi-square test