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. 2021 Aug 9;36(37):e234. doi: 10.3346/jkms.2021.36.e234

Table 8. Summary of children's sleep habits questionnaire according to noise level and as stratified by NS (low NS).

Characteristics Low NS (road traffic) (n = 318) F P value Low NS (aircraft) (n = 130) F P value
Low noise (n = 236) High noise (n = 82) Low noise (n = 74) High noise (n = 56)
Bedtime resistance 9.33 ± 2.42 9.02 ± 2.36 1.011 0.315 9.19 ± 2.29 9.18 ± 2.27 0.172 0.679
Sleep onset delay 1.16 ± 0.43 1.17 ± 0.44 0.108 0.742 1.16 ± 0.47 1.07 ± 0.26 1.019 0.315
Sleep duration 3.89 ± 1.22 3.84 ± 1.35 0.076 0.783 3.96 ± 1.33 3.75 ± 1.08 0.715 0.399
Sleep anxiety 5.57 ± 1.72 5.44 ± 1.55 0.377 0.540 5.42 ± 1.53 5.59 ± 1.85 0.060 0.807
Night waking 3.45 ± 1.58 3.21 ± 0.44 1.939 0.165 3.30 ± 0.64 3.96 ± 2.92 3.548 0.062
Parasomnias 8.25 ± 1.33 8.05 ± 1.46 1.180 0.278 8.34 ± 1.27 8.18 ± 1.01 0.017 0.898
Sleep disordered breathing 3.22 ± 0.67 3.22 ± 0.59 0.000 0.988 3.15 ± 0.39 3.25 ± 0.69 1.193 0.277
Daytime sleepiness 13.33 ± 3.48 13.18 ± 3.09 0.146 0.702 13.49 ± 3.39 13.80 ± 3.01 0.000 0.997
Total score 45.11 ± 6.61 44.16 ± 5.26 1.383 0.240 45.04 ± 5.89 45.71 ± 6.13 0.115 0.735

Data are shown as mean ± standard deviation.

NS = noise sensitivity.