Frequency

Percent

Age group

· <20 years

· 20 - 29 years

· 30 - 39 years

· ≥40 years

11

55

68

10

7.6

38.2

47.2

6.9

Trimester

· 1^st trimester

· 2^nd trimester

· 3^rd trimester

19

83

42

13.2

57.6

29.2