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. 2015 Aug 11;2015:0309.
Ref (type) Population Outcome, Interventions Results and statistical analysis Effect size Favours
Duration of crying

RCT
Crossover design
53 infants with colic Reduction in crying (hours) at 25 days
11.0 with low-lactose (lactase-treated) milk
14.1 with standard care (no lactase)

Median difference 23%
P = 0.09
Results post crossover
Not significant