Table 1

Results of sleep studies in parents of SIDS cases and controls

SIDS parents (n = 55)Controls (n = 55)p valueDifference
Data are presented as median (interquartile range).
Total sleep time (min)3963930.39−1
(363, 416)(335, 417)(−20, 43.5)
Sleep efficiency (%)84.383.70.421.9
(79.4, 88)(74.2, 87.9)(−4.4, 6.1)
AHI (/h slept)5.96.70.48−0.1
(3.2, 10.7)(4, 12.2)(−5.2, 4.2)
Arousals (/h slept)18.517.10.361.1
(15.8, 25.1)(13.2, 24.6)(−5.9, 6.8)
Awake sao2 (%)97.697.60.58−0.4
(96.1, 98.2)(96.5, 98.4)(−1.5, 1.5)
Minimum Sao2 (%)92920.048−1
(89, 93)(90, 94)(−4, 2)
4% dips/h0.90.60.0680.4
(0.3, 2.9)(0, 1.9)(−0.9, 1.7)