Name

timest2

Label

Time spent in stage 2 sleep

Units
minutes
Type
numeric
Visit number vs Time spent in stage 2 sleep
N Mean StdDev Median Min Max Unknown Total
Baseline 49 184.5 ± 57.0 185.0 45.0 271.0 - 49
9-Month Followup 43 206.9 ± 49.9 211.0 77.0 305.0 - 43
18-Month Followup 40 205.9 ± 51.9 200.5 117.0 313.0 - 40
Randomized Treatment Arm vs Time spent in stage 2 sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 49 184.5 ± 57.0 185.0 45.0 271.0 - 49
Laparoscopic Gastric Banding (LGB) 28 182.7 ± 56.3 183.5 45.0 271.0 - 28
Continuous Positive Airway Pressure (CPAP) 21 186.9 ± 59.2 207.0 64.0 264.0 - 21
Randomized Treatment Arm vs Time spent in stage 2 sleep
9-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 43 206.9 ± 49.9 211.0 77.0 305.0 - 43
Laparoscopic Gastric Banding (LGB) 25 212.0 ± 54.3 208.0 77.0 305.0 - 25
Continuous Positive Airway Pressure (CPAP) 18 199.7 ± 43.5 211.5 83.0 251.0 - 18
Randomized Treatment Arm vs Time spent in stage 2 sleep
18-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 40 205.9 ± 51.9 200.5 117.0 313.0 - 40
Laparoscopic Gastric Banding (LGB) 24 203.5 ± 51.1 192.0 120.0 295.0 - 24
Continuous Positive Airway Pressure (CPAP) 16 209.5 ± 54.5 215.0 117.0 313.0 - 16
Age of participant vs Time spent in stage 2 sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 49 184.5 ± 57.0 185.0 45.0 271.0 - 49
27.0 to 45.0 years 13 187.2 ± 58.5 207.0 91.0 264.0 - 13
46.0 to 50.0 years 12 180.2 ± 40.0 175.0 116.0 250.0 - 12
51.0 to 56.0 years 12 194.8 ± 60.7 203.5 64.0 264.0 - 12
57.0 to 65.0 years 12 175.5 ± 70.1 193.0 45.0 271.0 - 12
Age of participant vs Time spent in stage 2 sleep
9-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 43 206.9 ± 49.9 211.0 77.0 305.0 - 43
28.0 to 47.0 years 11 223.5 ± 42.9 217.0 159.0 305.0 - 11
47.0 to 52.0 years 11 207.8 ± 34.1 194.0 168.0 285.0 - 11
52.0 to 58.0 years 11 207.6 ± 49.5 218.0 124.0 273.0 - 11
58.0 to 65.0 years 10 186.8 ± 69.1 208.5 77.0 279.0 - 10
Age of participant vs Time spent in stage 2 sleep
18-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 40 205.9 ± 51.9 200.5 117.0 313.0 - 40
29.0 to 46.0 years 10 222.6 ± 57.7 206.5 147.0 313.0 - 10
47.0 to 52.0 years 10 214.4 ± 37.3 213.5 155.0 283.0 - 10
53.0 to 58.0 years 10 193.2 ± 53.6 174.5 127.0 286.0 - 10
58.0 to 65.0 years 10 193.4 ± 57.7 191.5 117.0 295.0 - 10
Gender vs Time spent in stage 2 sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 49 184.5 ± 57.0 185.0 45.0 271.0 - 49
Male 28 170.1 ± 60.6 163.5 45.0 271.0 - 28
Female 21 203.7 ± 46.4 214.0 105.0 264.0 - 21
Gender vs Time spent in stage 2 sleep
9-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 43 206.9 ± 49.9 211.0 77.0 305.0 - 43
Male 25 211.4 ± 53.4 217.0 77.0 305.0 - 25
Female 18 200.6 ± 45.4 209.5 83.0 273.0 - 18
Gender vs Time spent in stage 2 sleep
18-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 40 205.9 ± 51.9 200.5 117.0 313.0 - 40
Male 25 208.1 ± 59.4 208.0 120.0 313.0 - 25
Female 15 202.3 ± 37.6 194.0 117.0 263.0 - 15
Race vs Time spent in stage 2 sleep
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 49 184.5 ± 57.0 185.0 45.0 271.0 - 49
White 35 181.7 ± 59.0 180.0 45.0 264.0 - 35
Black 9 186.1 ± 61.7 214.0 63.0 271.0 - 9
Other 5 201.2 ± 37.1 213.0 137.0 232.0 - 5
Race vs Time spent in stage 2 sleep
9-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 43 206.9 ± 49.9 211.0 77.0 305.0 - 43
White 31 203.2 ± 50.3 208.0 83.0 305.0 - 31
Black 8 203.4 ± 54.7 221.0 77.0 246.0 - 8
Other 4 242.8 ± 26.7 244.5 209.0 273.0 - 4
Race vs Time spent in stage 2 sleep
18-Month Followup
N Mean StdDev Median Min Max Unknown Total
Total 40 205.9 ± 51.9 200.5 117.0 313.0 - 40
White 29 202.8 ± 52.8 193.0 117.0 295.0 - 29
Black 7 199.1 ± 41.9 207.0 136.0 249.0 - 7
Other 4 240.3 ± 60.3 241.0 166.0 313.0 - 4