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Table 1 Correlation of miR-9 expression levels with clinicopathological features of patients with osteosarcoma

From: MicroRNA-9 expression is a prognostic biomarker in patients with osteosarcoma

Clinicopathological features Number of cases miR-9 expression P value
High ( n, %) Low ( n, %)
Age     
<50 41 23 (56.1%) 18 (43.9%) 0.879
≥50 38 17 (44.7%) 21 (55.3%)  
Gender     
Male 44 25 (56.8%) 19 (43.2%) 0.636
Female 35 15 (42.9%) 20 (57.1%)  
Anatomical location     
Tibia/femur 51 26 (51.0%) 25 (49.0%) 0.901
Elsewhere 28 14 (50.0%) 14 (50.0%)  
Tumor size (cm)     
<8 48 17 (35.4%) 31 (64.6%)  
≥8 31 23 (74.2%) 8 (25.8%) 0.011
Clinical stage     
I/II 39 9 (23.1%) 30 (76.9%)  
III 40 31 (77.5%) 9 (22.5%) 0.009
Pathological fracture     
Present 11 6 (54.5%) 5 (45.4%)  
Absent 68 34 (50.0%) 34 (50.0%) 0.899
Distant metastasis     
Present 19 17 (89.5%) 2 (10.5%)  
Absent 60 21 (35.0%) 39 (65.0%) <0.001