wdfahr wdwuap
Name
wdfamn
Label
Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
Description

Conventionally this variable would be called time to bed.

Type
numeric
Tags
begtimbd_w5_f3 sleep_timing
Visit number vs Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
N Mean StdDev Median Min Max Unknown Total
Baseline 318 13.1 ± 15.4 0.0 0.0 45.0 - 318
Follow-up 300 11.9 ± 14.9 0.0 0.0 45.0 1 301
Treatment Arm vs Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 318 13.1 ± 15.4 0.0 0.0 45.0 - 318
Healthy Lifestyles and Sleep Education - control arm (HLSE) 106 10.6 ± 14.6 0.0 0.0 45.0 - 106
Healthy Lifestyles and Sleep Education + (supplemental nocturnal) Oxygen - oxygen arm (HLSE-O) 106 12.9 ± 15.6 0.0 0.0 45.0 - 106
Healthy Lifestyles and Sleep Education + Positive airway pressure treatment - CPAP arm (HLSE-P) 106 16.0 ± 15.7 22.5 0.0 45.0 - 106
Treatment Arm vs Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 300 11.9 ± 14.9 0.0 0.0 45.0 1 301
Healthy Lifestyles and Sleep Education - control arm (HLSE) 100 8.6 ± 13.9 0.0 0.0 45.0 - 100
Healthy Lifestyles and Sleep Education + (supplemental nocturnal) Oxygen - oxygen arm (HLSE-O) 101 14.1 ± 15.4 0.0 0.0 45.0 - 101
Healthy Lifestyles and Sleep Education + Positive airway pressure treatment - CPAP arm (HLSE-P) 99 13.0 ± 14.9 0.0 0.0 45.0 1 100
Age category vs Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 318 13.1 ± 15.4 0.0 0.0 45.0 - 318
45-54 years 53 10.4 ± 14.2 0.0 0.0 35.0 - 53
55-64 years 139 13.7 ± 15.4 0.0 0.0 45.0 - 139
65 years or older 126 13.7 ± 15.9 0.0 0.0 45.0 - 126
Age category vs Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 300 11.9 ± 14.9 0.0 0.0 45.0 - 300
45-54 years 49 14.9 ± 15.9 2.0 0.0 45.0 - 49
55-64 years 127 12.1 ± 15.3 0.0 0.0 45.0 - 127
65 years or older 124 10.4 ± 13.9 0.0 0.0 30.0 - 124
Gender of the participant vs Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 318 13.1 ± 15.4 0.0 0.0 45.0 - 318
Female 84 12.8 ± 15.6 0.0 0.0 45.0 - 84
Male 234 13.3 ± 15.3 0.0 0.0 45.0 - 234
Gender of the participant vs Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 300 11.9 ± 14.9 0.0 0.0 45.0 1 301
Female 79 14.1 ± 15.6 0.0 0.0 45.0 - 79
Male 221 11.1 ± 14.6 0.0 0.0 45.0 1 222
Race of the participant vs Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 317 13.2 ± 15.4 0.0 0.0 45.0 - 317
White 256 13.0 ± 15.5 0.0 0.0 45.0 - 256
American Indian or Alaskan Native 2 30.0 ± 0.0 30.0 30.0 30.0 - 2
Black or African American 43 14.4 ± 15.1 0.0 0.0 35.0 - 43
Asian 6 15.0 ± 16.4 15.0 0.0 30.0 - 6
Native Hawaiian or other Pacific islander 1 0.0 - 0.0 0.0 0.0 - 1
Other 4 0.0 ± 0.0 0.0 0.0 0.0 - 4
Multiple 5 18.0 ± 16.4 30.0 0.0 30.0 - 5
Race of the participant vs Self-reported start time of the in-bed period on weekdays from survey questionnaires (minute)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 299 11.9 ± 14.9 0.0 0.0 45.0 - 299
White 241 11.7 ± 14.7 0.0 0.0 45.0 - 241
American Indian or Alaskan Native 2 30.0 ± 0.0 30.0 30.0 30.0 - 2
Black or African American 41 11.8 ± 15.5 0.0 0.0 45.0 - 41
Asian 6 15.0 ± 16.4 15.0 0.0 30.0 - 6
Native Hawaiian or other Pacific islander 1 0.0 - 0.0 0.0 0.0 - 1
Other 3 15.0 ± 26.0 0.0 0.0 45.0 - 3
Multiple 5 12.4 ± 16.1 2.0 0.0 30.0 - 5