Age

Visit vs Self-reported sleep time across all days
N Mean StdDev Median Min Max Unknown Total
Peds - - - - - - - -
Teenz - - - - - - - -
TREC 508 8.3 ± 1.5 8.3 3.7 14.4 9 517
Age at time of visit vs Self-reported sleep time across all days
TREC
N Mean StdDev Median Min Max Unknown Total
Total 508 8.3 ± 1.5 8.3 3.7 14.4 9 517
16.14 to 17.41 years 129 8.4 ± 1.2 8.3 5.9 13.5 1 130
17.41 to 17.69 years 125 8.4 ± 1.4 8.4 4.1 12.1 4 129
17.69 to 17.91 years 127 8.3 ± 1.5 8.3 3.7 14.4 2 129
17.91 to 19.56 years 127 8.2 ± 1.7 8.1 4.0 13.9 2 129
Male gender vs Self-reported sleep time across all days
TREC
N Mean StdDev Median Min Max Unknown Total
Total 508 8.3 ± 1.5 8.3 3.7 14.4 9 517
No 255 8.3 ± 1.4 8.3 4.1 13.5 1 256
Yes 253 8.3 ± 1.6 8.3 3.7 14.4 8 261
Race vs Self-reported sleep time across all days
TREC
N Mean StdDev Median Min Max Unknown Total
Total 508 8.3 ± 1.5 8.3 3.7 14.4 9 517
White 306 8.4 ± 1.2 8.3 4.4 13.9 3 309
Black 179 8.2 ± 1.8 8.2 3.7 13.5 6 185
Other 23 8.4 ± 1.8 8.3 6.5 14.4 - 23