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Table 1 Clinicopathological Featurse of Cohort (N = 93)

From: Pancreatic cancer stem cells may define tumor stroma characteristics and recurrence patterns in pancreatic ductal adenocarcinoma

Gender N (%)
 Female 33 (35)
 Male 60 (65)
Tumor Grade
 Well or moderatetly differentiated 40 (43)
 Moderate to poor 25 (27)
 Poor 28 (30)
Stage at Diagnosis*
 pT1 1 (1)
 pT2 2 (2)
 pT3 90 (97)
Tumor Location
 Head 76 (82)
 Body 8 (8)
 Tail 9 (10)
Lymphovascular Invasion
 Present 78 (84)
 Absent 15 (16)
Perineural Invasion
 Present 88 (95)
 Absent 5 (5)
Lymph Node Status*
 No lymph nodes (N0) 22 (24)
 N1 35 (38)
 N2 36 (38)
Margin status
 Positive 23 (25)
 Negative 70 (75)
History of neoadjuvant therapy
 Yes 6 (6)
 No 87 (94)
History of adjuvant therapy
 Yes 77 (88)
 No 11 (12)
Cancer Stem Cell Markers
 CD44+/ESA+ 16 (17)
 CD44+/ESA. 19 (20)
 CD44/ESA+ 36 (39)
 CD44/ESA 22 (24)
  1. *The American Joint Committee on Cancer pancreatic cancer staging 8th edition was used for TNM staging. T1: tumor ≤ 2 cm, T2: tumor 2–4 cm, T3:tumor > 4 cm, T4 > tumor extends into nearby major blood vessels; N1:1–3 regional lymph nodes, N2:> 4 regional lymph nodes