A new multidisciplinary study conducted by researchers at the University of Rochester Medical Center has found that the co-development of three systems, the gut microbiome, respiratory system and immune system, is correlated with a baby's respiratory health, and an infant can have negative respiratory outcomes if the development of one of these systems is disrupted.
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Randomised trials have been the gold standard for assessing causal effects since its introduction by Fisher in the 1920s, since they eliminate both observed and unobserved confounding. When randomised trials are conducted in human populations, estimates of causal effects at the population level can still be biased if there are both effect modification and systematic differences between the trial sample and the ultimate population of inference with respect to these modifiers.
Xihong Lin honored for leadership in statistical science harvard.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from harvard.edu Daily Mail and Mail on Sunday newspapers.