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Table 1 Correlation between miR-224 expression and different clinicopathological features in non-small cell lung cancer

From: Decreased microRNA-224 and its clinical significance in non-small cell lung cancer patients

Clinicopathological features No. of cases miR-224 expression P
   Low (n, %) High (n, %)  
Age     
<60 58 34 (58.6%) 24 (41.4%) 0.094
≥60 57 24 (42.1%) 33 (57.9%)  
Gender     
Male 77 40 (51.9%) 37 (48.1%) 0.695
Female 38 18 (47.4%) 20 (52.6%)  
Smoking status     
Smoking 68 38 (55.9%) 30 (44.1%) 0.591
No smoking 47 20 (42.6%) 27 (57.4%)  
Smoking intensity (for smokers)     
<30 pack years 38 17 (44.7%) 21 (55.3%) 0.484
≥30 pack years 30 17 (56.7%) 13 (43.3%)  
Occupational exposure     
Yes 32 14 (43.8%) 18 (56.2%) 0.411
No 83 44 (53.0%) 39 (47.0%)  
Histological type     
Squamous cell carcinoma 40 23 (57.5%) 17 (42.5%)  
Adenocarcinoma 61 26 (42.6%) 35 (57.4%) 0.186
Others 14 9 (64.3%) 5 (35.7%)  
Histological grade     
G1 + G2 61 27 (44.3%) 34 (55.7%) 0.192
G3 54 31 (57.4%) 23 (42.6%)  
T classification     
T1+2 77 36 (46.8%) 41 (53.2%) 0.323
T3 38 22 (57.9%) 16 (42.1%)  
N classification     
Positive 80 48 (60.0%) 32 (40.0%) 0.002
Negative 35 10 (28.6%) 25 (71.4%)  
TNM stage     
I + II 69 25 (36.2%) 44 (63.8%) <0.001
III 46 33 (71.7%) 13 (28.3%)