N

SUCCESS NO = 28

FAILED NO = 72

TEST OF SIGNIFCANCE

P VALUE

BHCG

100

2986.9 ± 230

2814 ± 266

T = −0.322

0.764

US finding

Vascularity

· Low

· high

44

56

12 (27.3%)

16 (28.5%)

32 (72.7%)

40 (71.4 %)

χ² = 0.021

0.886

Viability

· viable

· nonviable

52

48

20 (38.4%)

8 (16.7%)

32 (61.5%)

40 (83.3%)

χ² = 5.881

0.015

SITE OF MASS

· close to ovary

· not close to ovary

28

72

10 (35.7%)

18 (25%)

18 (64.3 %)

54 (75%)

χ² = 1.14

0.28