Table 4 Factors associated with contraceptive failure among Ugandan women aged 15–49 years in Uganda

Age of the woman

 Less than 20 years

1

1

 20 to 29 years

2.16 (1.33 – 3.49)

0.002

1.35 (0.79 – 2.29)

0.272

 30 to 39 years

2.13 (1.31 – 3.47)

0.002

0.82 (0.45 – 1.49)

0.516

 40 to 49 years

1.38 (0.80 – 2.38)

0.250

0.45 (0.24 – 0.87)

0.018

Number of children ever born

 No child

1

1

 One child

1.58 (0.93 – 2.66)

0.089

1.43 (0.78 – 2.62)

0.244

 Two children

1.45 (0.87 – 2.44)

0.157

1.30 (0.68 – 2.46)

0.427

 Three children

1.80 (1.08 – 3.01)

0.024

1.78 (0.93 – 3.43)

0.084

 Four children

1.90 (1.13 – 3.18)

0.015

2.21 (1.13 – 4.32)

0.021

 Five or more children

2.16 (1.35 – 3.47)

0.001

3.67 (1.87 – 7.23)

 < 0.001

Socioeconomic factors

 Internet use in the past year

  Never

1

  Yes, last 12 months

1.08 (0.78 – 1.49)

0.637

-

-

  Yes, before last 12 months

1.42 (0.70 – 2.88)

0.329

-

-

 Frequency of using internet last month

  Not at all

1

1

  Less than once a week

0.73 (0.28 – 1.88)

0.512

0.81 (0.31 – 2.13)

0.675

  At least once a week

1.46 (0.89 – 2.40)

0.136

1.54 (0.89 – 2.65)

0.120

  Almost every day

1.01 (0.64 – 1.59)

0.971

1.12 (0.66 – 1.88)

0.684

 Mobile phone ownership

  No

1

  Yes

0.99 (0.82 – 1.19)

0.918

-

-

 Woman’s Education

  No education

1

1

  Primary education

1.03 (0.72 – 1.47)

0.887

1.10 (0.76 – 1.58)

0.627

  Secondary education

1.18 (0.81 – 1.73)

0.393

1.51 (1.01 – 2.27)

0.047

  Higher

1.21 (0.77 – 1.89)

0.416

1.77 (1.05 – 2.98)

0.032

 Currently/formerly/never in union

  Never in union

1

1

  Currently in union/living with a man

2.15 (1.41 -3.28)

 < 0.001

1.75 (1.03 –2.99)

0.038

  Formerly in union/living with a man

1.39 (0.836 – 2.30)

0.205

1.19 (0.65 – 2.16)

0.578

 Work status

  Not currently employed

1

  Currently employed

1.02 (0.80 – 1.30)

0.849

-

-

 Place of residence

  Urban

1

  Rural

1.03 (0.83 – 1.27)

0.803

-

-

 Household wealth index quintile

  Lowest

1

  Second

1.06 (0.78 – 1.45)

0.712

-

-

  Middle

0.98 (0.71 – 1.35)

0.901

-

-

  Fourth

1/.05 (0.77 – 1.43)

0.747

-

-

  Highest

0.95 (0.70 – 1.29)

0.760

-

-

 Heard about FP from field health worker

  No

1

  Yes

1.21 (0.90 – 1.63)

0.217

-

-

 Heard about FP at health facility

  No

1

  Yes

1.09 (0.89 – 1.32)

0.400

-

-

 Heard about FP on mass media

  No

1

1

  Yes

1.19 (0.96 – 1.48)

0.118

1.19 (0.95 – 1.48)

0.130

 Informed choice

  No

1

1

  Yes

0.65 (0.53 – 0.79)

 < 0.001

0.59 (0.48 – 0.72)

 < 0.001