Skip to main content

Table 1 Characteristics of studies included in the review

From: Return of fertility after discontinuation of contraception: a systematic review and meta-analysis

Authors & FP method

Publication year

Type of contraception

Sample size

Duration of use

Pregnancy rate

Design of the study

Setting

Implants

  [24] Affandi et al.

1999

Implanon

80

mean 35.3 month

48.80

Prospective

Indonesia

  [24] Affandi et al.

1999

Norplant

80

mean 55.8 month

37.50

Prospective

Indonesia

  [25] Buckshee et al.

1995

Norplant II

159

30.0 ± 11.5 months

80.30

Prospective

India

  [26] Sivin et al.

1992

Norplant II

116

Mean 29.1 month

84.00

Prospective obs.

Not specified

  [26] Sivin et al.

1992

Norplant VI

62

Mean 33.6 ± 1.9

83.00

Prospective obs.

Not specified

  [27] Singh et al

1989

Norplant

100

 

90.00

prospective

Singapore

  [28] Affandi et al

1987

Norplant VI

51

32.4 ± 8.8 months

76.50

Prospective

Indonesia

  [29] Diaz et al

1987

Norplant VI

87

1–8 years

85.6

Prospective

Chile

waited mean (12 month Return rate of pregnancy among ex-users of implants)

74.70

  

Injectable

  [30] Bahamondes et al.

1997

Cyclofem-monthly

70

7.1 ± 4.6 cycle

82.90

Prospective

4 countriesa

  [31] ICMR task Force

1986

Norethisterone

69

11.9 ± 4.9 months

72.50

Prospective

India

Waited mean (12 month Return rate of pregnancy among ex-users of injectable)

77.74

  

Oral contraceptives

  [32] Barnhart et al.

2009

Oralcontraceptives

21

 

81.00

Prospective

multicenter

  [33] Cronin et al.

2009

Oralcontraceptives

2064

7.2 yrs

79.40

Prospective obs.

7 countriesb

  [34] Wiegratz et al.

2006

30 mcg EE/2 mgDNG

706

21.5 ± 16.8 cycle

94.00

Prospective obs.

Germany

  [35] Farrow et al

2002

Oralcontraceptives

8497

 

88.00

Prospective

England

  [36] Zimmermann

1999

31 mcg EE/2 mgDNG

348

med. 4-6 cycle

95.00

Prospective obs.

Germany

Waited mean (12 month Return rate of pregnancy among OC ex-users)

87.04

  

Intra uterine device (IUD)

  [37] Delbarge et al

2002

GyneFix

128

mean104.6 ± 93wk

88.00

Prospective

Belgium

  [38] Tadesse et al

1996

Copper T-200

780

med. 3.5 years

86.00

Prospective obs.

Ethiopia

  [39] Anderson et al

1992

Nova-T

71

Median 21 month

71.20

Prospective

5 countriesc

  [39] Andersson et al

1992

LNG-20 IUS

138

Median 19 months

79.10

Prospective

5 countries

  [26] Sivin et al.

1992

TCu380Ag

103

mean 38.9 months

77.00

Prospective obs.

Not specified

  [26] Sivin et al.

1992

LNG-20 IUS

91

mean 30.2 months

84.00

Prospective obs.

Not specified

  [40] Gupta et al.

1989

Copper plus Prog.

91

56% b2 years

92.30

prospective

Not specified

  [28] Affandi et al

1987

Lippes C IUDs

75

31.8 ± 8.6 month

74.70

Prospective

Indonesia

  [41] Skjeldestad et al

1987

Copper IUDs

101

56% b24 months

81.00

Prospective obs.

Norway

  [42] Belhadji et al.

1986

TCu380Ag

50

23.96 months

91.10

Prospective

Not specified

  [31] ICMR Task Force

1986

Copper T-200

110

28.2 ± 14.7 months

83.60

Prospective

India

  [42] Belhadji et al.

1986

LNG-20 IUS

60

22.72 months

96.40

Prospective

Not specified

  [43] Randic et al

1985

all forms of IUD

576

59% b3 years

86.10

Prospective

Yugoslavia

Waited mean (12 month Return rate of pregnancy among IUD ex-users)

84.75

  
  1. obs observational, FP Family planning, OC oral contraception
  2. aBrazil, Chile, Columbia, Peru
  3. bAustria, Belgium, Denmark, France, Germany, Netherlands, UK
  4. cDenmark, Finland, Hungary, Norway, Sweden