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Minute-rate for NNS Events among three preterm groups (HI-healthy infants, RDS-respiratory distress syndrome, and CLD-chronic lung disease). Groups were randomized to either SHAM or PULSED pacifier treatments. Significant main effect for stimulus condition (* p<.05, d=.36), and Bonferroni pairwise comparison for CLD infants (** p<.05, d=.42). Error bars depict standard deviation.
