Table 1 Clinical data of gallbladder cholesterol polyps and gallbladder neoplastic polyps

Age (y)

 Male

35 (30–53)

41 (35–50)

0.43

 Female

30 (21–56)

37 (31–58)

0.61

Sex*

0.51

 Male

32

11

/

 Female

39

18

/

Lesion size (mm)

13 (8–21)

17 (8–28)

0.04

Number of polyp (solitary/multiple)*

64/7

27/2

0.35

Shape (regular/irregular)*

20/51

9/20

0.58

Basal structure (sessile/pedunculated)*

55/16

27/2

 < 0.001

Internal echogenicity (hyperechoic/isoechoic/hypoechoic)*

21/27/23

6/16/7

0.12

Vascularity (yes/no)*

38/33

26/3

 < 0.001