Table 4

Multivariate linear regression of variables predicting longer time in hours to full enteral feeding in 175 children operated for infantile hypertrophic pyloric stenosis

VariableB (95% CI)P value
Gender (male)−9.84 (−26.12 to 6.44)0.234
Corrected age (days)−0.62 (−1.05 to −0.19)0.005
Breast feeding (yes)−2.29 (−15.06 to 10.46)0.723
Premature (yes)12.08 (−10.08 to 34.24)0.283
SGA (yes)4.26 (−23.53 to 32.05)0.762
Weight (kg)−2.1 (−3.4 to 0.56)0.832
Weight loss (yes)−1.12 (−14.35 to 12.12)0.867
Severe underlying disease (yes)26.49 (3.29 to 49.71)0.026
Increased bilirubin (yes)4.31 (−11.71 to 20.32)0.596
Duration of symptoms (hours)−0.10 (−1.07 to 0.87)0.841
First acid base balance
 pH36.48 (−151.39 to 224.35)0.702
 Base excess0.43 (−2.17 to 3.04)0.743
 pCO22.78 (−6.85 to 12.41)0.569
First electrolyte balance
 Sodium (mmol/L)1.14 (−1.22 to 3.51)0.340
 Chloride (mmol/L)−0.58 (−5.99 to 4.83)0.833
 Lactate (mmol/L)−1.02 (−5.73 to 2.51)0.652
Operation (umbilical incision)−2.39 (−13.51 to 8.72)0.671
Method of feeding (schedule)7.41 (−9.66 to 24.47)0.392
Reoperation (yes)−15.15 (−39.16 to 40.2)0.589
Complication (yes)0.835 (−39.1 to 40.8)0.967
  • Linear regression presented as beta (B) with 95% CIs.

  • Signifcant p-values (<0.05) in bold.

  • SGA, small for gestational age.