Does pacifier use modify infant 's cardiac autonomic controls during sleep?
The use of pacifiers modifies cardiac autonomic controls during both sucking and non-sucking sleep periods. Non-nutritive sucking could regulate autonomic control in infants. These findings could be relevant to mechanisms implicated in the occurrence of sudden infant deaths during sleep.
When performing the 13C-urea breath test it is sufficient to obtain samples 30 min after urea intake. Basal breath samples would not be necessary, which further simplifies this diagnostic method.