From: Clinical value of 3D printing guide plate in core decompression plus porous bioceramics rod placement for the treatment of early osteonecrosis of the femoral head
Experiment group (n = 20)
Control group (n = 20)
P
Surgery time, min
29.93 ± 2.13
40.51 ± 2.24
0.001
Intraoperative blood loss, ml
18.04 ± 11.14
39.91 ± 13.03
Fluoroscopy times
0.92 ± 0.41
4.14 ± 0.73