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Table 4 Multivariate regression results of selected outcomes: coefficients and standard deviations for the change categories and trend following the intervention

From: The impacts of quality improvement on maternal and newborn health: preliminary findings from a health system integrated intervention in four Ethiopian regions

Model Number and Outcome Indicators
 (1)(2)(3)(4)(5)(6)(7)(8)(9)(10)(11)(12)(13)(14)(15)
Target indicatorSyphilis TestingSkilled DeliveryEarly Postnatal CareReceiving 4 ANC VisitsProportion of LBW
 ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)ß(CI)
Intervention2.41*  −0.72  −1.42   0.18 −0.22***  
(pre/post)(0.09–4.73)  (−1.85–0.42)  (−2.84–0.00)   (− 1.10–1.45) (− 0.34 - -0.1)  
Linear trend− 0.20*  0.05  0.11*   −0.01 0.02***  
(−0.37 - -0.03)  (−0.04–0.13)  (0.01–0.21)   (−0.10–0.08) (0.01–0.02)  
Syphilis change tested 0.20             
 (−2.26–2.66)             
Syphilis change trend −0.04             
 (−0.20–0.12)             
ANC change tested  2.34*  −0.54 −0.9   0.6 − 0.22*** 
  (0.08–4.60)  (−1.60–0.53) (−2.23–0.47)   (−0.66–1.85) (− 0.34 - -0.10) 
ANC change trend  −0.17*  0.03 0.06   −0.04 0.01*** 
   (−0.32 - -0.02)  (− 0.04–0.10) (− 0.03–0.15)   (− 0.13–0.04) (0.01–0.02) 
SBA change tested    −0.39    −0.2    −0.28***
    (−1.61–0.82)    (−1.82–1.43)    (−0.44 - -0.13)
SBA change trend    0.03    0.03    0.02***
     (−0.05–0.11)    (−0.07–0.13)    (0.01–0.02)
PNC change tested        −0.98      
        (−2.44–0.48)      
PNC change trend        0.06      
        (−0.03–0.16)      
Facility Months877874874878875875878875875875878875871868868
Coaching Visits0.010.010.010000−0.01−0.01− 0.0100000
Medicine Index0.05***0.05***0.05***0.02*0.02*0.02*000000.01000
  1. 95% Confidence interval in parentheses. *** p < 0.001, ** p < 0.01, * p < 0.05
  2. All models adjusted for: catchment population, Woreda, time and time2, coaching visits, medicine index, and facility type. LBW low birth weight
  3. The non-linear term (change tested*time2 is not displayed because of negligible values