Name
timebedp
Label
Time in bed
Description

Time from lights out to lights on, rounded to nearest minute

Units
minutes
Type
numeric
Sleep Heart Health Study (SHHS) Visit Number vs Time in bed
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,804 435.4 ± 59.2 443.5 117.0 543.0 - 5,804
Interim Follow-up Visit - - - - - - - -
Visit 2 2,651 474.6 ± 70.5 475.0 238.0 697.0 1,429 4,080
CVD Outcomes - - - - - - - -
Age at Sleep Heart Health Study Visit One (SHHS1) vs Time in bed
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,804 435.4 ± 59.2 443.5 117.0 543.0 - 5,804
35-44 years 342 430.6 ± 58.6 434.8 236.5 533.5 - 342
45-54 years 1,017 435.5 ± 59.4 442.5 117.0 537.0 - 1,017
55-64 years 1,769 434.2 ± 56.7 439.5 211.5 542.0 - 1,769
65-74 years 1,617 437.4 ± 59.3 447.5 168.5 541.5 - 1,617
75-84 years 955 435.5 ± 62.6 447.0 211.0 543.0 - 955
85 years or older 104 436.6 ± 68.8 446.0 239.0 532.5 - 104
Gender vs Time in bed
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,804 435.4 ± 59.2 443.5 117.0 543.0 - 5,804
Male 2,765 431.3 ± 58.9 438.0 117.0 543.0 - 2,765
Female 3,039 439.1 ± 59.3 448.0 211.0 543.0 - 3,039
Gender vs Time in bed
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,651 474.6 ± 70.5 475.0 238.0 697.0 1,429 4,080
Male 1,226 469.3 ± 70.9 469.0 238.0 673.0 635 1,861
Female 1,425 479.1 ± 69.9 478.0 242.0 697.0 794 2,219
Race vs Time in bed
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,804 435.4 ± 59.2 443.5 117.0 543.0 - 5,804
White 4,907 435.8 ± 58.6 444.0 168.5 543.0 - 4,907
Black 515 423.8 ± 66.1 427.5 117.0 537.0 - 515
Other 382 444.7 ± 55.8 452.5 262.5 536.5 - 382
Race vs Time in bed
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,651 474.6 ± 70.5 475.0 238.0 697.0 1,429 4,080
White 2,311 473.0 ± 69.5 474.0 238.0 697.0 1,276 3,587
Black 181 489.3 ± 86.0 486.0 241.0 682.0 75 256
Other 159 480.2 ± 63.8 477.0 293.0 649.0 78 237