Table 1:
Summary of studies investigating white noise and sleep
| First Author (Reference No.) | Year | Type of Study | Participants (Number) | White Noise Generator | Application |
|---|---|---|---|---|---|
| Spencer (17) | 1990 | Clinical trial | Healthy neonates (n=40) | Babyshh-Egnell-Ameda (72.5, 67 dB 500, 9kHz) | Sleep induction |
| Stanchina (21) | 2005 | Interventional | Human subjects (n= 5) | Recorded ICU noise and a WN (1–22.05kHz, 65dB) | Sleep and Arousal thresholds |
| Cautilli (18) | 2005 | Brief Report-Interventional | Neonate and child (n=2) | Family Care Air Purifier/Ionizer (model HAP221) | Sleep and wake routines |
| Forquer (19) | 2005 | Interventional | Children (n=4) | Tranquil Moments Plus (Brookstone model) (75dB SPL) | Resistance going to sleep and wakings |
| Knigh (20) | 2014 | Interventional | Children with ASD*) (n=3) | ObusForme Sound Therapy Relaxation (50 and 75dB) | Sleep problems |
*
ASD: Autism Spectrum Disorders