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Table 1 Patients characteristics

From: Effectiveness of introducing a 20-gauge core biopsy needle with a core trap in EUS-FNA/B for diagnosing pancreatic cancer

 

PC20

PC22

AC22

p value

Number of patients

111

68

12

 

Age (years) (median, range)

70 (40–87)

71 (47–85)

73 (52–80)

0.69§

Sex

   

0.35#

 Male

59 (53.1%)

37 (54.4%)

9 (75%)

 

 Female

52 (46.9%)

31 (45.6%)

3 (25%)

 

Anti-platelet/anti-coagulant agents

12 (10.8%)

11 (16.2%)

3 (25%)

0.29#

Diabetes Mellitus

32 (28.8%)

24 (21.6%)

2 (16.7%)

0.37#

Smoking

16 (14.4%)

8 (11.8%)

3 (25%)

0.47#

Post-operative stomach

1 (0.9%)

1 (1.47%)

0 (0%)

0.87#

Location of the pancreatic tumor

0.88#

 Head

33 (29.7%)

19 (28.0%)

5 (41.7%)

 

 Body

56 (50.5%)

37 (54.4%)

5 (41.7%)

 

 Tail

22 (19.8%)

12 (17.6%)

2 (16.7%)

 

Puncture line

0.71#

 Trans gastric

85 (76.6%)

50 (73.5%)

8 (66.7%)

 

 Trans duodenal

26 (23.4%)

18 (26.5%)

4 (33.3%)

 

Maximum diameter of tumor (mm) (mean ± SEM)

37.9 ± 1.2*, $$$$

32.9 ± 1.2¶

22.7 ± 2.6

 < 0.0001§

Maximum stroke length of puncture (mm) (mean ± SEM)

30.6 ± 0.7$$

30.3 ± 0.8¶¶

22.1 ± 2.2

 < 0.01§

Number of passes

3.7 ± 0.9**

4.1 ± 0.7¶

3.5 ± 0.6

 < 0.01§

  1. PC20 EchoTip ProCore 20G, PC22 EchoTip ProCore 22G, AC22 Acquire 22G
  2. #Chi-squared test among PC20, PC22, and AC22
  3. §Kruskal–Wallis test among PC20, PC22, and AC22
  4. *p < 0.05 and **p < 0.01, Dunn’s test; PC20 versus PC22
  5. $$p < 0.01 and $$$$p < 0.0001, Dunn’s test; PC20 versus AC22
  6. ¶p < 0.05 and ¶¶p < 0.01, Dunn’s test; PC22 versus AC22