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Table 3 The odds ratio for the determinants of current use of contraception among 1813 non-pregnant, sexually active women of reproductive age, who say they do not want to get pregnant

From: Contraceptive use and discontinuation among women in rural North-West Tanzania

   

Unadjusted model

Adjusted model

Categories

Total

Current use

Odds Ratio

 

Odds Ratio

 
 

N = 1813

N = 610

(95% C.I.)

p-value

(95% C.I.)

p-value

Intercept

    

1.00

 

HIV statusa

 Negative

1651

566

1.00

   

 Positive

155

42

0.71 (0.49,1.03)

0.0714

0.89 (0.60,1.32)

0.5598

Age

 15–24

373

144

1.00

   

 25–34

643

312

1.50 (1.16,1.94)

0.0022

1.17 (0.84,1.64)

0.3578

 35 and above

797

154

0.38 (0.29,0.50)

<.0001

0.28 (0.19,0.41)

< 0.0001

Martial status

 Unmarried

207

55

1.00

   

 Married/Living together

1418

494

1.48 (1.07,2.05)

0.0194

2.23 (1.54,3.23)

< 0.0001

 Divorced/Separated/Widowed

188

61

1.33 (0.86,2.05)

0.2008

2.14 (1.33,3.44)

0.0017

Education

 None/some primary

593

150

1.00

   

 Completed primary

977

360

1.72 (1.46,2.18)

< .0001

1.67 (1.32,2.13)

< .0001

 Secondary+

270

100

2.11 (1.54,2.89)

< .0001

1.95 (1.36,2.80)

0.0003

Number of living children

 < 3

539

203

1.00

   

 3+

1274

407

0.78 (0.63,0.96)

0.0187

1.25 (0.91,1.71)

0.1665

  1. Note: Both unadjusted and adjusted odds ratios shown in this table are estimated using logistic regression. Unadjusted odds ratio are based on separate logistic regressions for each predictor variable with that variable as the only predictor variable. Adjusted odds ratios are based on a single logistic regression consisting
  2. of all the predictor variables in the table. For any given predictor variable in the adjusted column, the set of control variables consists of all the other predictor variables in the table
  3. 42 women reported to currently using contraceptives whereas they were pregnant/breastfeeding
  4. aContains 8 missing observations (but less than 10%)