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Table 1 Summary of patients’ demographics and tumor characteristics before propensity score matching

From: Comparison of clinical features, management and outcomes of osteosarcoma located in proximal fibula and proximal tibia: a propensity score matching analysis

 

Proximal Fibula (N = 28)

Proximal Tibia (N = 146)

P Value*

Standardized Difference

Mean age at time of diagnosis (yr)

18.6 ± 7.8

18.0 ± 8.7

0.746

0.069

Sex

  

0.178

0.386

 Female

5 (17.9%)

46 (31.5%)

  

 Male

23 (82.1%)

100 (68.5%)

  

Enneking Stage

  

0.639

0.090

 IIA

2 (7.1%)

7 (4.8%)

  

 IIB

26(92.9%)

139 (95.2%)

  
  1. Abbreviations: yr. year, mo month
  2. *The p value was calculated using the Fisher’s exact test for categorical variables and t-test for continuous variables