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Table 2 Multivariate Cox regression analyses of prognostic factors in patients with gastric GIST after PSM

From: The prognostic value of gender in gastric gastrointestinal stromal tumors: a propensity score matching analysis

Characteristics Hazard ratio 95% CI P value
Age (years) 1.078 1.058–1.098 < 0.001
Gender    
 Female [ref]    
 Male 1.677 1.150–2.444 0.007
Race    
 Others [ref]    0.357
 White 1.212 0.653–2.247 0.543
 Black 1.978 1.015–3.856 0.045
Marital status    
 Married [ref]    
 Unmarried 1.589 1.091–2.315 0.016
Grade    
 Well differentiated [ref]    
 Moderately differentiated 1.027 0.649–1.624 0.910
 Poorly differentiated 1.864 1.031–3.370 0.039
 Undifferentiated 2.974 1.724–5.131 < 0.001
Surgical treatment    
 No surgery [ref]    
 Underwent surgery 0.467 0.186–1.173 0.105
Tumor size    
 ≤ 2 cm [ref]    
 2.1–5.0 cm 0.658 0.372–1.163 0.150
 5.1–10 cm 0.879 0.483–1.599 0.673
 > 10 cm 0.945 0.485–1.842 0.867
Mitotic index (/50 HPF)    
 ≤ 5 [ref]    
 6–10 1.762 1.000–3.103 0.050
 > 10 1.047 0.591–1.842 0.875
  1. ref reference