Table 1.

Comparison of basic data between the two groups of patients

Item	Osteosarcoma Group (n=81)	Benign Bone Tumor Group (n=63)	χ2/t	P
Gender [n (%)]
Male	42 (51.85)	31 (49.21)	0.099	0.753
Female	39 (48.15)	32 (50.79)
Age (years)	4.67±1.02	4.54±1.09	0.736	0.463
Residence [n (%)]
Urban	39 (92.86)	30 (47.62)	0.004	0.950
Rural	42 (7.14)	33 (52.38)
Primary Caregiver [n (%)]
Father	13 (16.05)	10 (15.87)	0.056	0.972
Mother	58 (71.60)	46 (73.02)
Other	10 (12.35)	7 (11.11)
Weight (kg)	17.91±1.38	18.03±1.46	0.505	0.615