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Table 3 Descriptive outcomes by HIV status: correct knowledge of infant feeding and infant feeding practices

From: Infant feeding knowledge and practice vary by maternal HIV status: a nested cohort study in rural South Africa

Correct feeding knowledge: early postnatal interview (n = 1693)a

Outcome

Overall

N = 1680

Women not living with HIV

N = 895

Women living with HIV

N = 785

p - value*

n (%)d

n (%)d

n (%)d

 

Individual questions

 Definition of exclusive breastfeedingb

1617 (96.2%)

848 (94.7%)

769 (98.0%)

0.001

 Infant feeding recommendations in generalc

1612 (96.0%)

857 (95.7%)

755 (96.2%)

0.778

 Infant feeding for women with HIVb

1391 (82.7%)

673 (75.0%)

718 (91.4%)

<  0.001

 All responses missing

6 (0.4%)

4 (0.4%)

2 (0.3%)

 

Total score

<  0.001

 0–1 out of 3 correct

53 (2.3%)

36 (4.0%)

17 (2.2%)

 

 2 out of 3 correct

296 (17.7%)

222 (25.0%)

74 (9.5%)

 

 3 out of 3 correct

1331 (79.1%)

637 (71.0%)

694 (88.4%)

 

Feeding practice: 6-week postnatal interview (n = 471)a

 

Overall

n = 467

Women not living with HIV

n = 236

Women living with HIV

n = 231

p - value*

n (%)d

n (%)d

n (%)d

 
    

<  0.001

Exclusive breastfeeding

302 (64.5%)

156 (66.0%)

146 (63.0%)

 

Mixed feeding

49 (10.5%)

42 (17.9%)

7 (3.0%)

 

Not currently breastfeeding

112 (24.1%)

36 (15.3%)

76 (33.0%)

 

Missing

4 (0.9%)

2 (0.9%)

2 (0.9%)

 
  1. *Pearson’s Chi square test for difference between women living with HIV vs women not living with HIV
  2. a HIV status missing in n = 13 early postnatal interviews and n = 4 6-week postnatal interviews
  3. bMissing response in 8. Missing responses were coded as incorrect for the total score variable
  4. cMissing response in 6. Missing responses were coded as incorrect for the total score variable
  5. dProportions are adjusted for clustering by first attended antenatal clinic
  6. Not currently breastfeeding includes those who exclusively replacement fed their infants and those who ceased breastfeeding prior to the 6-week postnatal interview