Table 2.
Comparison of mothers lost to follow-up and those who completed the study on key demographic, household socio-economic and peri-natal characteristics: HIV-negative women (n 360), 34–36 weeks pregnant at baseline, Kibera slum, Nairobi, Kenya
| Study group | |||||
|---|---|---|---|---|---|
| Completed study (n 265) | Dropped out of study (n 95) | ||||
| Characteristic | n, median or mean | %, range or sd | n, median or mean | %, range or sd | P value (χ 2 and Mann–Whitney tests) |
| Demographic characteristics | |||||
| Maternal age (years) | 0·023* | ||||
| Median, range | 24 | 16–42 | 22 | 15–40 | |
| Education | 0·541 | ||||
| Primary | 199 | 75·1 | 72 | 75·8 | |
| Secondary | 66 | 24·9 | 23 | 24·2 | |
| Married women | 248 | 93·6 | 85 | 89·5 | 0·101 |
| Maternal occupation | 0·887 | ||||
| Housewife | 182 | 68·7 | 69 | 72·6 | |
| Formally employed | 25 | 9·4 | 9 | 9·5 | |
| Self-employed | 88 | 14·3 | 11 | 11·6 | |
| Household characteristics | |||||
| Household size | 0·798 | ||||
| Mean, sd | 3·9 | 1·8 | 3·9 | 1·9 | |
| Monthly house rent† | 0·813 | ||||
| Mean, sd | 694·0 | 345·5 | 684·8 | 351·6 | |
| Living in rented house | 256 | 96·6 | 92 | 96·8 | 0·911 |
| Ownership of items | |||||
| Television | 68 | 25·7 | 24 | 25·3 | 0·939 |
| Radio | 233 | 87·9 | 84 | 88·4 | 0·898 |
| Telephone | 119 | 44·9 | 34 | 35·8 | 0·155 |
| Land | 179 | 67·5 | 64 | 67·4 | 0·975 |
| Plot | 16 | 6·0 | 10 | 10·5 | 0·162 |
| Sofa-sets | 165 | 62·3 | 55 | 57·9 | 0·455 |
| Peri-natal characteristics | |||||
| 1st ANC visit (weeks), mean | 25·9 | – | 25·6 | – | 0·547 |
| No. of ANC visits, mean | 3·2 | – | 3·0 | – | 0·352 |
| Parity, mean | 1·5 | – | 1·7 | – | 0·442 |
| Knowledge about feeding practices at baseline | |||||
| Breast milk first feed | 223 | 84·2 | 86 | 90·5 | 0·136 |
| Start breast-feeding in 1 h | 16 | 43·8 | 42 | 44·2 | 0·071 |
| Breast-feed for 2 years | 168 | 63·4 | 67 | 70·5 | 0·887 |
| EBF for 6 months | 53 | 20·0 | 27 | 28·4 | 0·201 |
ANC, antenatal clinic; EBF, exclusive breast-feeding.
Data are presented as n and % unless indicated otherwise.
*Significant differences (Mann–Whitney test for means): P < 0·05.
†Amount in Kenya shillings (Ksh); 70 Ksh = $US 1 US (June 2006).