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Table 2 Data analysis outline

From: Effectiveness of personalised, home-based nutritional counselling on infant feeding practices, morbidity and nutritional outcomes among infants in Nairobi slums: study protocol for a cluster randomised controlled trial

Study objective Outcome variables Independent variable Control variables Type of analysis
1. To determine the effect of the intervention on breastfeeding and complementary feeding knowledge, attitudes and practices among mothers of infants 1. Knowledge and attitude levels on breastfeeding and other infant feeding practices Intervention status SES1, food security, maternal demographic characteristics, antenatal care child morbidity Multinomial logistic regression for rates and survival analysis for duration
2. Breastfeeding practices, including initiation of breastfeeding within one hour of birth, exclusive breastfeeding (for first 6 months) and duration of exclusive and any breastfeeding
3. Complementary feeding practices for example, optimal timing of initiation of complementary feeding and minimum dietary diversity, minimum meal frequency, and minimum acceptable diet
2. To determine the effect of the intervention on nutritional outcomes among infants; 1. Stunting Intervention status SES, food security, maternal demographic characteristics, child morbidity, antenatal care, vaccination status Multinomial logistic regression
2. Underweight
3. Wasting
3. To determine the effect of the intervention on morbidity from diarrhoea among infants Diarrhoea morbidity Intervention status SES, food security, maternal demographic characteristics, child morbidity, antenatal care, vaccination status Multilevel modeling
4. To determine the experiences, facilitating and limiting factors associated with the intervention 1. Client satisfaction Not applicable Not applicable Descriptive (Outcome 1) Qualitative-thematic analysis (outcomes 2 and 3)
2. Experiences
3. Limiting and enabling factors
5. To assess the cost-effectiveness of the intervention Cost-effectiveness Not applicable Not applicable Cost-Effective Analysis
  1. 1SES=Socio-economic status.