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Table 4 Linear mixed model predicting birth weight among newborns delivered in West Gojjam Zone

From: Effects of guided counseling during pregnancy on birth weight of newborns in West Gojjam Zone, Ethiopia: a cluster-randomized controlled trial

Fixed effect
  Model 1 Model 2 Model 3
Variables Estimate (SE) 95% CI Estimate (SE) 95% CI Estimate (SE) 95% CI
Intercept 3.05 (0.035) (2.98,3.12) 2.92 (0.027) (2.87,2.98) 1.56 (0.239) (1.09,2.04)
Intervention    0.261 (0.039) (0.17,0.34) 0.257 (0.041) (0.17,0.34)
Crop production
 Cereals      1.00 1.00
 Cereals & legume      0.001 (0.056) (−0.111,0.114)
 Cereals, legume, vegetables & fruits      0.024 (0.049) (−0.073,0.122)
 MUAC baseline      0.053 (0.009) (0.03,0.07)
 Dietary practice baseline      0.180 (0.047) (0.08,0.27)
 Being female      0.021 (0.036) (−0.04,0.09)
 Increasing wealth      0.0001 (0.013) (−0.02,0.02)
 Having decision making power      0.005 (0.039) (−0.07,0.08)
 Piped water supply      0.062 (0.039) (−0.01,0.15)
 Having formal education      0.045 (0.050) (−0.05,0.14)
 Age      0.003 (0.003) (−0.01,0.01)
Random effect
 Level two variance 0.0198 (0.008)   0.0009 (0.002)   0.0006 (0.001)  
 ICC 0.0954   0.0047   0.0039  
 AIC 651.034   629.991   594.473  
 Number of parameters 3   5   16  
  1. SE Standard error, CI Confidence interval, AIC Akaike information criterion, ICC Intra cluster correlation coefficient