Name

timest34

Label

Time spent in stage 3-4 sleep

Units
minutes
Type
numeric
Visit number vs Time spent in stage 3-4 sleep
N Mean StdDev Median Min Max Unknown Total
Baseline 49 39.8 ± 30.4 34.0 0.0 105.0 - 49
9-Month Followup 43 45.1 ± 33.8 47.0 0.0 123.0 - 43
18-Month Followup 40 50.4 ± 39.1 43.5 0.0 138.0 - 40
Randomized Treatment Arm vs Time spent in stage 3-4 sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 49 39.8 ± 30.4 34.0 0.0 105.0 - 49
Laparoscopic Gastric Banding (LGB) 28 39.7 ± 30.5 32.5 0.0 97.0 - 28
Continuous Positive Airway Pressure (CPAP) 21 39.9 ± 30.9 46.0 0.0 105.0 - 21
Randomized Treatment Arm vs Time spent in stage 3-4 sleep
9-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 43 45.1 ± 33.8 47.0 0.0 123.0 - 43
Laparoscopic Gastric Banding (LGB) 25 42.4 ± 34.2 45.0 0.0 123.0 - 25
Continuous Positive Airway Pressure (CPAP) 18 48.8 ± 33.8 56.5 0.0 104.0 - 18
Randomized Treatment Arm vs Time spent in stage 3-4 sleep
18-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 40 50.4 ± 39.1 43.5 0.0 138.0 - 40
Laparoscopic Gastric Banding (LGB) 24 45.5 ± 40.6 34.0 0.0 138.0 - 24
Continuous Positive Airway Pressure (CPAP) 16 57.8 ± 36.7 56.0 7.0 135.0 - 16
Age of participant vs Time spent in stage 3-4 sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 49 39.8 ± 30.4 34.0 0.0 105.0 - 49
27.0 to 45.0 years 13 35.8 ± 24.2 43.0 0.0 69.0 - 13
46.0 to 50.0 years 12 47.3 ± 31.9 43.5 5.0 97.0 - 12
51.0 to 56.0 years 12 48.3 ± 35.9 44.5 0.0 105.0 - 12
57.0 to 65.0 years 12 28.0 ± 27.6 22.0 0.0 85.0 - 12
Age of participant vs Time spent in stage 3-4 sleep
9-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 43 45.1 ± 33.8 47.0 0.0 123.0 - 43
28.0 to 47.0 years 11 43.7 ± 28.3 31.0 11.0 104.0 - 11
47.0 to 52.0 years 11 44.5 ± 27.7 51.0 5.0 82.0 - 11
52.0 to 58.0 years 11 54.5 ± 43.1 63.0 0.0 123.0 - 11
58.0 to 65.0 years 10 37.0 ± 36.5 24.0 0.0 102.0 - 10
Age of participant vs Time spent in stage 3-4 sleep
18-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 40 50.4 ± 39.1 43.5 0.0 138.0 - 40
29.0 to 46.0 years 10 51.9 ± 31.7 44.0 11.0 112.0 - 10
47.0 to 52.0 years 10 38.5 ± 26.6 34.0 3.0 94.0 - 10
53.0 to 58.0 years 10 64.9 ± 52.1 56.0 6.0 138.0 - 10
58.0 to 65.0 years 10 46.3 ± 42.3 47.0 0.0 115.0 - 10
Gender vs Time spent in stage 3-4 sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 49 39.8 ± 30.4 34.0 0.0 105.0 - 49
Male 28 31.6 ± 27.9 29.0 0.0 95.0 - 28
Female 21 50.6 ± 30.7 49.0 3.0 105.0 - 21
Gender vs Time spent in stage 3-4 sleep
9-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 43 45.1 ± 33.8 47.0 0.0 123.0 - 43
Male 25 35.1 ± 29.9 28.0 0.0 104.0 - 25
Female 18 59.0 ± 34.8 61.5 5.0 123.0 - 18
Gender vs Time spent in stage 3-4 sleep
18-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 40 50.4 ± 39.1 43.5 0.0 138.0 - 40
Male 25 41.5 ± 32.1 38.0 0.0 112.0 - 25
Female 15 65.2 ± 46.0 50.0 6.0 138.0 - 15
Race vs Time spent in stage 3-4 sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 49 39.8 ± 30.4 34.0 0.0 105.0 - 49
White 35 36.4 ± 28.5 32.0 0.0 105.0 - 35
Black 9 52.0 ± 35.3 57.0 0.0 97.0 - 9
Other 5 41.4 ± 34.7 46.0 0.0 85.0 - 5
Race vs Time spent in stage 3-4 sleep
9-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 43 45.1 ± 33.8 47.0 0.0 123.0 - 43
White 31 42.1 ± 36.3 31.0 0.0 123.0 - 31
Black 8 50.3 ± 29.8 58.5 0.0 90.0 - 8
Other 4 57.8 ± 19.8 62.0 30.0 77.0 - 4
Race vs Time spent in stage 3-4 sleep
18-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 40 50.4 ± 39.1 43.5 0.0 138.0 - 40
White 29 48.4 ± 38.1 39.0 3.0 138.0 - 29
Black 7 49.6 ± 44.6 52.0 0.0 115.0 - 7
Other 4 66.5 ± 44.7 68.5 11.0 118.0 - 4