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Table 5 Comparison of baseline data between three groups

From: The analgesic efficacy of extracorporeal shock wave combined with percutaneous vertebroplasty in the treatment of osteoporotic thoracolumbar compression fractures in postmenopausal women

Item Group P
U-PKP group (n = 21) B-PKP group (n = 20) EP-PVP group (n = 18)
Age (yrs) 70.52 ± 8.16 73.30 ± 7.23 70.56 ± 7.15 0.88 0.42
Lesion segments [n (%)] 21 (100) 20 (200) 18 (100) 2.65 0.96
T10 [n (%)] 1 (4.76) 1 (5.00) 0 (0.00)   
T11 [n (%)] 4 (19.05) 2 (10.00) 3 (16.67)   
T12 [n (%)] 7 (33.33) 8 (40.00) 8 (44.44)   
L1 [n (%)] 6 (28.57) 7 (35.00) 6 (33.33)   
L2 [n (%)] 3 (14.29) 2 (10.00) 1 (5.56)   
The time of fracture injury (day) 6.57 ± 1.36 6.40 ± 1.23 5.94 ± 1.26 1.20 0.31
BMI (kg/m2) 23.27 ± 1.77 22.40 ± 1.98 22.57 ± 2.05 1.15 0.32