Table 2

Immediate effect and change in trend on monthly facility-based deliveries associated with two cost-reduction interventions in Burkina Faso with different non-equivalent dependent variables as control outcomes

Non-equivalent dependent variables as control outcomes
ANC1ANC2ANC3ANC4
Kaya Health District
 Immediate intervention effect−10.60 (−15.95 to −5.25)−5.36 (−8.83 to −1.88)−3.09 (−7.07 to 0.89)
 Change in monthly trend attributable to the intervention
 June –December 2007 trend2.39 (1.71 to 3.08)1.23 (0.72 to 1.75)0.78 (0.22 to 1.35)
 January 2008 –December 2009 trend000
 January –December 2010 trend0.76 (0.44 to 1.07)0.69 (0.40 to 0.98)0.65 (0.41 to 0.89)
Zorgho Health District
 Immediate intervention effect0000
 Change in monthly trend attributable to the intervention
 January –December 2007 trend0.52 (0.31 to 0.73)0.31 (0.11 to 0.52)0.21 (0.01 to 0.40)0.46 (0.26 to 0.65)
 January –December 2008 trend0.005 (−0.20 to 0.21)−0.03 (−0.23 to 0.17)−0.18 (−0.37 to 0.005)−0.33 (−0.53 to −0.14)
 January–December 2009 trend0.37 (0.20 to 0.55)0.32 (0.15 to 0.49)0.20 (0.04 to 0.36)0.13 (−0.03 to 0.30)
 January–December 2010 trend0000
 January–December 2011 trend0000
 January 2012–December 2013 trend0000
  • ANC1 (first ANC visit), ANC2 (second ANC visit), ANC3 (third ANC visit), ANC4 (fourth ANC visit). In each column, we have the effects of the intervention on facility-based deliveries when the type of ANC is used as a control. Data are shown as estimates (95% CI).

  • ANC, antenatal care.