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Table 3 Kaplan–Meier analysis for overall survival rate of patients with gliomas

From: The expression of cytoglobin as a prognostic factor in gliomas: a retrospective analysis of 88 patients

Characteristics Mean survival time ± SE 95% Confidence interval (months) P values
Age (years)    
<41 49.8 ± 5.4 39.2-60.4 0.055
≥41 35.7 ± 4.5 26.8-44.5  
Gender    
Male 39.2 ± 4.6 30.1-48.2 0.086
Female 46.2 ±4.3 37.8-54.6  
Histological grade    
Low-grade (WHOI-II) 60.7 ±4.2 52.5-69.0 <0.01
High-grade (WHO III-IV) 17.3 ±1.7 14.0-20.7  
Tumor recurrence    
No 61.8 ±1.1 59.6-63.9 <0.01
Yes 33.1 ± 3.7 25.9-40.3  
Cygb expression    
Low expression (<39%) 23.8 ±3.1 17.8-29.8 <0.01
High expression (≥39%) 62.4 ±4.8 53.0-71.7  
PI3K expression    
Low expression (<20%) 56.5 ± 5.1 46.4-66.5 <0.01
High expression (%) 29.2 ± 4.2 20.9-37.5  
p-Akt expression    
Low expression (<21%) 55.4 ± 5.1 45.3-65.4 <0.01
High expression (20%) 29.6 ± 4.3 21.2-38.1  
IL-6 expression    
Low expression(<35%) 45.9 ± 5.2 35.7-56.2 0.157
High expression (35%) 40.1 ± 5.0 30.3-49.8  
TNFα expression    
Low expression (<30%) 62.9 ± 4.6 33.8-51.9 0.569
High expression (30%) 44.2 ± 5.3 33.7-54.6  
VEGF expression    
Low expression (<56%) 50.1 ± 5.2 39.9-60.4 0.023
High expression (56%) 34.0 ± 3.6 26.9-41.2