Histogram
Visit number vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Baseline | 49 | 32.9 | ± 16.2 | 29.8 | 0.9 | 64.6 | - | 49 |
9-Month Followup | 43 | 24.8 | ± 16.9 | 21.2 | 3.3 | 81.8 | - | 43 |
18-Month Followup | 40 | 25.7 | ± 18.4 | 22.5 | 3.1 | 76.4 | - | 40 |
Randomized treatment arm vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
Baseline
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 49 | 32.9 | ± 16.2 | 29.8 | 0.9 | 64.6 | - | 49 |
Laparoscopic Gastric Banding (LGB) | 28 | 34.9 | ± 15.0 | 32.9 | 6.4 | 64.6 | - | 28 |
Continuous Positive Airway Pressure (CPAP) | 21 | 30.3 | ± 17.6 | 26.8 | 0.9 | 63.7 | - | 21 |
Randomized treatment arm vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
9-Month Followup
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 43 | 24.8 | ± 16.9 | 21.2 | 3.3 | 81.8 | - | 43 |
Laparoscopic Gastric Banding (LGB) | 25 | 26.9 | ± 18.4 | 21.6 | 5.1 | 81.8 | - | 25 |
Continuous Positive Airway Pressure (CPAP) | 18 | 21.8 | ± 14.5 | 19.6 | 3.3 | 47.1 | - | 18 |
Randomized treatment arm vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
18-Month Followup
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 40 | 25.7 | ± 18.4 | 22.5 | 3.1 | 76.4 | - | 40 |
Laparoscopic Gastric Banding (LGB) | 24 | 24.2 | ± 18.6 | 18.3 | 3.1 | 76.4 | - | 24 |
Continuous Positive Airway Pressure (CPAP) | 16 | 27.9 | ± 18.5 | 25.5 | 6.0 | 63.3 | - | 16 |
Age of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
Baseline
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 49 | 32.9 | ± 16.2 | 29.8 | 0.9 | 64.6 | - | 49 |
27.0 to 45.0 years | 13 | 29.5 | ± 16.5 | 28.9 | 0.9 | 53.2 | - | 13 |
46.0 to 50.0 years | 12 | 31.6 | ± 14.1 | 32.0 | 6.4 | 58.3 | - | 12 |
51.0 to 56.0 years | 12 | 31.5 | ± 18.3 | 26.6 | 12.5 | 63.7 | - | 12 |
57.0 to 65.0 years | 12 | 39.2 | ± 15.7 | 40.5 | 16.7 | 64.6 | - | 12 |
Age of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
9-Month Followup
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 43 | 24.8 | ± 16.9 | 21.2 | 3.3 | 81.8 | - | 43 |
28.0 to 47.0 years | 11 | 20.9 | ± 15.5 | 20.8 | 3.3 | 47.1 | - | 11 |
47.0 to 52.0 years | 11 | 22.8 | ± 13.7 | 21.2 | 5.1 | 44.7 | - | 11 |
52.0 to 58.0 years | 11 | 21.6 | ± 14.7 | 14.6 | 5.1 | 50.6 | - | 11 |
58.0 to 65.0 years | 10 | 34.6 | ± 21.8 | 37.1 | 7.3 | 81.8 | - | 10 |
Age of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
18-Month Followup
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 40 | 25.7 | ± 18.4 | 22.5 | 3.1 | 76.4 | - | 40 |
29.0 to 46.0 years | 10 | 30.6 | ± 17.7 | 30.7 | 7.2 | 62.8 | - | 10 |
47.0 to 52.0 years | 10 | 23.5 | ± 16.9 | 23.6 | 3.5 | 52.6 | - | 10 |
53.0 to 58.0 years | 10 | 23.1 | ± 19.2 | 14.6 | 6.2 | 63.3 | - | 10 |
58.0 to 65.0 years | 10 | 25.6 | ± 21.4 | 18.6 | 3.1 | 76.4 | - | 10 |
Gender of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
Baseline
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 49 | 32.9 | ± 16.2 | 29.8 | 0.9 | 64.6 | - | 49 |
Male | 28 | 35.1 | ± 16.1 | 34.9 | 9.3 | 64.6 | - | 28 |
Female | 21 | 29.9 | ± 16.1 | 26.2 | 0.9 | 61.7 | - | 21 |
Gender of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
9-Month Followup
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 43 | 24.8 | ± 16.9 | 21.2 | 3.3 | 81.8 | - | 43 |
Male | 25 | 27.7 | ± 18.8 | 25.0 | 3.3 | 81.8 | - | 25 |
Female | 18 | 20.6 | ± 13.2 | 18.2 | 5.1 | 44.7 | - | 18 |
Gender of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
18-Month Followup
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 40 | 25.7 | ± 18.4 | 22.5 | 3.1 | 76.4 | - | 40 |
Male | 25 | 27.8 | ± 16.5 | 28.1 | 6.2 | 76.4 | - | 25 |
Female | 15 | 22.2 | ± 21.3 | 12.2 | 3.1 | 63.3 | - | 15 |
Race of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
Baseline
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 46 | 33.7 | ± 16.2 | 30.6 | 0.9 | 64.6 | - | 46 |
white | 35 | 31.9 | ± 17.2 | 27.8 | 0.9 | 64.6 | - | 35 |
american indian or alaska native | - | - | - | - | - | - | - | - |
black or african american | 9 | 38.3 | ± 12.2 | 40.4 | 19.3 | 55.2 | - | 9 |
asian | 2 | 43.3 | ± 11.0 | 43.3 | 35.5 | 51.1 | - | 2 |
native hawaiian or other pacific islander | - | - | - | - | - | - | - | - |
other | - | - | - | - | - | - | - | - |
multiple | - | - | - | - | - | - | - | - |
Race of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
9-Month Followup
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 40 | 25.3 | ± 17.0 | 21.4 | 5.1 | 81.8 | - | 40 |
white | 31 | 23.0 | ± 13.9 | 21.2 | 5.1 | 50.6 | - | 31 |
american indian or alaska native | - | - | - | - | - | - | - | - |
black or african american | 8 | 36.5 | ± 23.7 | 38.6 | 5.1 | 81.8 | - | 8 |
asian | 1 | 6.2 | - | 6.2 | 6.2 | 6.2 | - | 1 |
native hawaiian or other pacific islander | - | - | - | - | - | - | - | - |
other | - | - | - | - | - | - | - | - |
multiple | - | - | - | - | - | - | - | - |
Race of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of sleep from type I polysomnography
18-Month Followup
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 37 | 26.8 | ± 18.7 | 24.1 | 3.1 | 76.4 | - | 37 |
white | 29 | 23.9 | ± 15.7 | 24.1 | 3.1 | 62.8 | - | 29 |
american indian or alaska native | - | - | - | - | - | - | - | - |
black or african american | 7 | 41.2 | ± 24.6 | 44.6 | 14.3 | 76.4 | - | 7 |
asian | 1 | 8.3 | - | 8.3 | 8.3 | 8.3 | - | 1 |
native hawaiian or other pacific islander | - | - | - | - | - | - | - | - |
other | - | - | - | - | - | - | - | - |
multiple | - | - | - | - | - | - | - | - |