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Table 4 Coefficients of explanatory variables of infant mortality between 1988/95 and 1996/2003, A pooled KDHS Dataset

From: In search for an explanation to the upsurge in infant mortality in Kenya during the 1988–2003 period

Characteristic Coefficients Coefficients Significance of differences in coefficients for the two periods (t-statistic) (c)
  period (1988–95) (n = 3115) (a) period (1996–03) (n = 2150) (b)  
Maternal factors    
Maternal age at child birth (D) −0.430 (−1.02) 0.035 (0.08) −0.114
Baby size at birth (D) −0.456 (−2.01)*** −0.367 (−2.40)*** 5.897***
Duration of breastfeeding (D) 1.032 (5.82)** 4.179 (8.12)*** 6.969***
Preceding birth interval (D) −0.402 (−2.29)** −0.589 (−1.72) 6.094***
Maternal health-seeking factors    
Place of delivery (D) 0.228 (1.16) 0.103 (0.47) 2.624*
Tetanus Toxoid (D) −0.423 (−1.56) −0.129 (−0.40) 0.864
Socio-economic factors    
Paternal education (years) −0.052 (−1.19) 0.015(0.77) −64.717***
Source of water (D) 0.066 (0.260) −0.392(−1.30) −19.901***
Type of Toilet Facility (D) −0.399 (−1.85) 0.243(0.82) −2.316**
Maternal education (Years) −0.040 (−0.94) −0.017(−0.38) 56.965***
Ethnicity (D) −0.192(−0.54) 0.092 (0.22) −0.831
Household Wealth Index (D) −0.497(−2.37)** −0.167 (−0.72) 1.757
Community level factors    
HIV regional status (D) 1.082 (5.15)*** 0.933 (3.86)*** 4.289***
Malaria endemic region (D) −1.265(−5.06)*** −1.332 (−4.78)*** 3.831***
  1. Notes: D denotes dichotomous variable. ***p < 0.001, **p < 0.01, *p < 0.05. Column C was computed using the following formula: (P2-P1)/(1.96SQRT(X1 + X 2) where P2& P1are the coefficients of the two periods and X1& X2are the standard errors for each explanatory variable for the two periods.
  2. Source: Primary analysis of the merged KDHS dataset 1993–2003.