Table 7.

Univariate analysis of factors affecting survival outcomes in osteosarcoma patients

Influencing factors	Coefficient	Std Error	Wald	P	OR	95% CI
Pathologic fracture at diagnosis (Yes/No)	-1.228	0.443	2.774	0.006	0.293	0.119-0.0681
Lung metastases (Yes/No)	-0.953	0.416	2.292	0.022	0.386	0.167-0.860
Completed treatment (Yes/No)	1.758	0.620	2.837	0.005	5.800	1.845-22.179
Chemotherapy response (Greater than 90%/Less than 90%)	1.896	0.656	2.888	0.004	6.659	2.087-29.785
LDH level (Normal/High)	-0.914	0.410	2.230	0.026	0.401	0.177-0.887
Radiation (Yes/No)	-1.792	0.830	2.160	0.031	0.167	0.024-0.734
Tumor volume (mL) (≤ 150/> 150)	1.163	0.442	2.629	0.009	3.200	1.377-7.897
Pain symptoms (No/Yes)	-1.194	0.515	2.320	0.020	0.303	0.102-0.791
Histological response (Good/Poor)	0.951	0.429	2.217	0.027	2.588	1.124-6.091

OR: Odds Ratio; CI: Confidence Interval; LDH level: Lactate Dehydrogenase.