Table 1. Patient Demographic Data (Two-tailed Student’s t-test).

From: The Relationship between Perivertebral Venous Cement Embolism and Balloon Expansion Pressure in Balloon Kyphoplasty

Cement embolisms (3 patients) No cement embolisms (59 patients) P values
Male/Female 1/2 20/39 0.984
Age 77.3 (±SD 4.0) 83.0 (±SD 6.7) 0.156
Operating Time (min) 33.0 (±SD 5.3) 34.0 (±SD 7.5) 0.832
Cement volume (ml) 5.0 (±SD 1.7) 6.0 (±SD 1.3) 0.242
Period from onset to operation (days) 9.3 (±SD 3.1) 16.4 (±SD 15.0) 0.417
BEP (psi) 161.0 (±SD 16.5) 103.1 (±SD 19.0) <0.001
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