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Between-night treatment effects of VR, petrolatum, and no treatment on (A) cough frequency (P = .003, 3-way treatment comparison), (B) cough severity (P = .02), (C) severity of congestion (P = .04), (D) severity of rhinorrhea (P = not significant), (E) child’s ability to sleep (P < .001), (F) parent’s ability to sleep (P < .001), and (G) combined symptom score (P < .001). N/S indicates nonsignificant.
