Interventions for reducing excessive crying in infantile colic

ComparisonsNo of studiesEffect size (95% CI)
*Effect sizes are weighted.
Eliminating cows' milk protein v control50.22 (0.10 to 0.34)*
Herbal tea v control10.32 (0.10 to 0.54)
Anticholinergic drugs v control50.46 (0.33 to 0.60)*
Reduced stimulation v control10.48 (0.23 to 0.74)
Parental responsiveness v no cows' milk protein10.30 (0.06 to 0.55)
Soothing techniques and information v control1−0.37 (−0.69 to −0.05)