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Table 2 Comparison of the observation indicators between the groups

From: Three-dimensional printing technology for localised thoracoscopic segmental resection for lung cancer: a quasi-randomised clinical trial

  Surgery transfer rate (no. of cases (%)) Operative time (h, x ± SD) Intraoperative blood loss (mL, x ± SD) Postoperative complication rate (no. of cases (%)) Conversion rate (no. of cases (%))
Experimental Group A (n = 51) 0 (0) 2.07 ± 0.24 43.25 ± 13.63 2 (3.9) 0 (0)
Control group B (n = 38) 4 (10.5) 2.55 ± 0.41 96.68 ± 32.82 5 (13.2) 4 (10.5)
t value   − 6.366 − 9.447   
P value 0.030 < 0.001 < 0.001 0.132 0.030