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Table 1 Relationship between KAT7 and clinicopathological characteristics in patients with CRC (N = 140; χ2test)

From: A novel long non-coding RNA-KAT7 is low expressed in colorectal cancer and acts as a tumor suppressor

Clinicopathological characteristic Total LncRNA-KAT7 expression χ2 value P value
  High (%) Low (%)
Age (years)    0.732 0.392
 < 60 59 27 (45.8) 32 (54.2)   
 ≥ 60 81 43 (53.1) 38 (46.9)   
Sex    1.036 0.309
 Male 76 41 (53.9) 35 (46.1)   
 Female 64 29 (45.3) 35 (54.7)   
Tumor site    4.877 0.027
 Rectum 77 45 (58.4) 32 (41.6)   
 Colon 63 25 (39.7) 38 (60.3)   
Tumor size    6.494 0.011
 < 5 cm 77 46 (59.7) 31 (40.3)   
 ≥ 5 cm 63 24 (38.1) 39 (61.9)   
Tumor differentiation    4.516 0.034
 Well/moderate 124 66 (53.2) 58 (46.8)   
 Poor 16 4 (25) 12 (75)   
Depth of invasion    0.365 0.546
 T1 + T2 12 7 (58.3) 5 (41.7)   
 T3 + T4 128 63 (49.2) 65 (50.8)   
Lymph node metastasis    4.118 0.042
 N0 72 42 (58.3) 30 (41.7)   
 N1/2 68 28 (41.2) 40 (58.8)   
TNM stage    1.830 0.176
 I + II 68 38 (55.9) 30 (44.1)   
 III + IV 72 32 (44.4) 40 (55.6)   
Distant metastasis    0.504 0.478
 Absence 119 61 (51.3) 58 (48.7)   
 Presence 21 9 (42.9) 12 (57.1)