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Retrospective Cohort Study
Copyright: ©Author(s) 2026.
World J Clin Oncol. Jun 24, 2026; 17(6): 119535
Published online Jun 24, 2026. doi: 10.5306/wjco.119535
Table 2 Multivariate Firth’s penalized Cox regression analysis for risk factors
Characteristic
Hazard ratio
95%CI
P value
Age 1.020.99-1.050.185
Arterial hypertension1.990.72-5.440.166
Radiotherapy3.160.57-17.450.116
Bone resection3.201.32-7.770.007
Osteoporosis6.011.39-25.940.037


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