Table 2 Comparison of groups
From: Cement injection and postoperative vertebral fractures during vertebroplasty
Groups | n | Sex | Age (x ± s) | BMD | Weight | |
|---|---|---|---|---|---|---|
Male | Female | |||||
Controls | 84 | 35 | 49 | 73.15 ± 7.94 | −2.63 ± 0.3 | 53.16 ± 4.35 |
Refractures | 28 | 5 | 23 | 75.75 ± 7.56 | −2.8 ± 0.26 | 51.43 ± 4.85 |
χ2/t | – | 5.185 | 1.516 | 2.681 | 1.767 | |
p value | – | 0.023 | 0.132 | 0.008 | 0.080 | |