Table 2 Chi-square tests were performed for dichotomous factors of cement leakage and univariate logistic regression analyses were performed for continuous factors of cement leakage
Preoperative factors (n) | Cement leakage (n,%) | OR (95%CI) | P value |
|---|---|---|---|
Dichotomous factors | |||
 Gender | 0.653 | ||
  Male (65) | 23 (35.4) | 1 |  |
  Female (230) | 73 (31.7) | 0.85 (0.48–1.52) | |
 Time before surgery | 0.033* | ||
  Early stage (218) | 63 (28.9) | 1 |  |
  Delayed stage (77) | 33 (42.9) | 1.85 (1.08–3.16) | |
 Preoperative fracture severity | 0.104 | ||
  Grade 1 (132) | 36 (27.3) | 1 |  |
  Grade 2 (163) | 60 (36.8) | 1.27 (0.76–2.12) | |
 Preoperative IVC | 0.184 | ||
  No (227) | 69 (30.4) | 1 |  |
  Yes (68) | 27 (39.7) | 1.51 (0.86–2.65) | |
 Surgery method | 0.428 | ||
  PKP (198) | 61 (30.8) | 1 |  |
  PVP (97) | 35 (36.1) | 1.55 (0.94–2.56) | |
 Continuous factors | |||
  Age (years) |  | 1.02 (0.99–1.05) | 0.144 |
  Preoperative CA |  | 1.01 (0.99–1.04) | 0.398 |
  Preoperative compression ratio (%) | 0.23 (0.65–0.83) | 0.025* | |
  Cement volume (ml) |  | 0.99 (0.76–1.28) | 0.935 |