Name
times34p
Label
Percentage of total sleep duration in stage 3 and 4 from type II polysomnography
Calculation
times34p = tmstg34p
Units
percent
Type
numeric
Sleep Heart Health Study (SHHS) Visit Number vs Percentage of total sleep duration in stage 3 and 4 from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,642 18.2 ± 11.9 17.5 0.0 70.1 162 5,804
Interim Follow-up Visit - - - - - - - -
Visit 2 2,620 15.9 ± 11.0 15.0 0.0 59.0 1,460 4,080
CVD Outcomes - - - - - - - -
Age at Sleep Heart Health Study Visit One (SHHS1) vs Percentage of total sleep duration in stage 3 and 4 from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,642 18.2 ± 11.9 17.5 0.0 70.1 162 5,804
35-44 years 336 17.7 ± 10.1 17.3 0.0 53.6 6 342
45-54 years 999 18.7 ± 10.4 18.4 0.0 61.3 18 1,017
55-64 years 1,734 18.5 ± 11.7 17.8 0.0 67.3 35 1,769
65-74 years 1,572 17.8 ± 12.2 16.9 0.0 61.6 45 1,617
75-84 years 907 18.1 ± 13.3 16.2 0.0 62.9 48 955
85 years or older 94 17.0 ± 15.3 12.8 0.0 70.1 10 104
Gender of the participant vs Percentage of total sleep duration in stage 3 and 4 from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,642 18.2 ± 11.9 17.5 0.0 70.1 162 5,804
Male 2,691 13.6 ± 10.4 12.3 0.0 60.8 74 2,765
Female 2,951 22.4 ± 11.6 21.8 0.0 70.1 88 3,039
Gender of the participant vs Percentage of total sleep duration in stage 3 and 4 from type II polysomnography
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,620 15.9 ± 11.0 15.0 0.0 59.0 1,460 4,080
Male 1,204 11.2 ± 9.1 9.5 0.0 51.0 657 1,861
Female 1,416 20.0 ± 10.7 19.0 0.0 59.0 803 2,219
Race of the participant vs Percentage of total sleep duration in stage 3 and 4 from type II polysomnography
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,642 18.2 ± 11.9 17.5 0.0 70.1 162 5,804
White 4,785 18.5 ± 11.9 17.7 0.0 70.1 122 4,907
Black 477 14.9 ± 11.5 13.2 0.0 53.2 38 515
Other 380 18.9 ± 11.1 18.6 0.0 56.9 2 382
Race of the participant vs Percentage of total sleep duration in stage 3 and 4 from type II polysomnography
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,620 15.9 ± 11.0 15.0 0.0 59.0 1,460 4,080
White 2,286 16.1 ± 10.9 15.0 0.0 59.0 1,301 3,587
Black 175 11.8 ± 10.5 10.0 0.0 50.0 81 256
Other 159 17.8 ± 11.4 17.0 0.0 59.0 78 237