Variables

Number of patients (n)

Percentage (%)

Age range (years)

<40

69

78.4

≥40

19

21.6

Antecedent pregnancy

Molar

87

98.9

Term

2

1.1

Interval from index pregnancy (months)

<4

46

52.3

≥4

42

47.7

Largest tumour size in cm

0

60

68.2

<3

28

31.8

Pre-treatment serum hCG level (UI/ml)

<100,000

79

89.8

≥100,000

9

10.2

FIGO stage

I

82

93.2

II

6

6.8

III

3

2,1

Risk score

<4

60

68.2

≥4

28

31.8