Name
ess_total
Label
Total score of Epworth Sleepiness Scale (ESS)
Description
Calculated - Total score based on an 8-item questionnaires ranking likelihood of dozing off Johns MW 1991 (PubMed ID: 1798888). Scale 0-3 for individual items; 0 to 24 for overall score.
Search for all ESS variables within this dataset
Type
integer
Visit number vs Total score of Epworth Sleepiness Scale (ESS)
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Baseline Visit | 164 | 8.3 | ± 4.5 | 8.0 | 0.0 | 24.0 | 5 | 169 |
| Month-6 Follow-up Visit | 136 | 6.9 | ± 4.0 | 6.0 | 0.0 | 18.0 | 33 | 169 |
| Month-12 Follow-up Visit | 76 | 6.9 | ± 4.1 | 6.0 | 0.0 | 18.0 | 32 | 108 |
Treatment arm vs Total score of Epworth Sleepiness Scale (ESS)
Baseline Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 164 | 8.3 | ± 4.5 | 8.0 | 0.0 | 24.0 | 5 | 169 |
| Conservative Medical Therapy (CMT) | 43 | 9.0 | ± 4.9 | 8.0 | 0.0 | 20.0 | 1 | 44 |
| CMT + Sham CPAP | 40 | 8.0 | ± 4.2 | 7.5 | 0.0 | 19.0 | 2 | 42 |
| CMT + Active CPAP | 40 | 7.6 | ± 4.2 | 7.0 | 1.0 | 17.0 | 2 | 42 |
| CMT + Active CPAP + Motivational Enhancement | 41 | 8.4 | ± 4.8 | 8.0 | 1.0 | 24.0 | - | 41 |
Treatment arm vs Total score of Epworth Sleepiness Scale (ESS)
Month-6 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 136 | 6.9 | ± 4.0 | 6.0 | 0.0 | 18.0 | 33 | 169 |
| Conservative Medical Therapy (CMT) | 36 | 8.2 | ± 4.2 | 7.5 | 1.0 | 18.0 | 8 | 44 |
| CMT + Sham CPAP | 32 | 6.8 | ± 4.1 | 6.5 | 0.0 | 16.0 | 10 | 42 |
| CMT + Active CPAP | 34 | 6.1 | ± 4.1 | 5.0 | 1.0 | 18.0 | 8 | 42 |
| CMT + Active CPAP + Motivational Enhancement | 34 | 6.3 | ± 3.5 | 6.0 | 1.0 | 15.0 | 7 | 41 |
Treatment arm vs Total score of Epworth Sleepiness Scale (ESS)
Month-12 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 76 | 6.9 | ± 4.1 | 6.0 | 0.0 | 18.0 | 32 | 108 |
| Conservative Medical Therapy (CMT) | 22 | 8.3 | ± 3.4 | 7.5 | 3.0 | 14.0 | 7 | 29 |
| CMT + Sham CPAP | 21 | 7.0 | ± 4.5 | 8.0 | 0.0 | 17.0 | 6 | 27 |
| CMT + Active CPAP | 16 | 4.6 | ± 2.4 | 4.0 | 1.0 | 11.0 | 10 | 26 |
| CMT + Active CPAP + Motivational Enhancement | 17 | 7.4 | ± 4.8 | 8.0 | 1.0 | 18.0 | 9 | 26 |
Age at visit vs Total score of Epworth Sleepiness Scale (ESS)
Baseline Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 164 | 8.3 | ± 4.5 | 8.0 | 0.0 | 24.0 | 5 | 169 |
| 46.0 to 59.0 years | 43 | 8.3 | ± 4.8 | 8.0 | 1.0 | 24.0 | - | 43 |
| 59.0 to 66.0 years | 39 | 8.2 | ± 4.6 | 8.0 | 0.0 | 20.0 | 3 | 42 |
| 66.0 to 69.0 years | 42 | 8.5 | ± 4.3 | 9.0 | 0.0 | 18.0 | - | 42 |
| 70.0 to 76.0 years | 40 | 8.1 | ± 4.5 | 8.0 | 1.0 | 19.0 | 2 | 42 |
Age at visit vs Total score of Epworth Sleepiness Scale (ESS)
Month-6 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 136 | 6.9 | ± 4.0 | 6.0 | 0.0 | 18.0 | 33 | 169 |
| 46.0 to 60.0 years | 28 | 6.0 | ± 3.5 | 6.0 | 0.0 | 13.0 | 15 | 43 |
| 60.0 to 66.0 years | 34 | 6.8 | ± 4.4 | 6.0 | 1.0 | 18.0 | 8 | 42 |
| 66.0 to 70.0 years | 39 | 7.1 | ± 3.8 | 7.0 | 0.0 | 17.0 | 3 | 42 |
| 70.0 to 77.0 years | 35 | 7.5 | ± 4.3 | 7.0 | 1.0 | 15.0 | 7 | 42 |
Age at visit vs Total score of Epworth Sleepiness Scale (ESS)
Month-12 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 76 | 6.9 | ± 4.1 | 6.0 | 0.0 | 18.0 | 32 | 108 |
| 47.0 to 60.0 years | 14 | 5.5 | ± 3.3 | 6.0 | 0.0 | 12.0 | 13 | 27 |
| 60.0 to 66.0 years | 21 | 7.4 | ± 4.2 | 7.0 | 1.0 | 14.0 | 6 | 27 |
| 66.0 to 70.0 years | 21 | 7.6 | ± 4.6 | 6.0 | 2.0 | 18.0 | 6 | 27 |
| 71.0 to 77.0 years | 20 | 6.8 | ± 3.8 | 6.0 | 1.0 | 13.0 | 7 | 27 |
Gender vs Total score of Epworth Sleepiness Scale (ESS)
Baseline Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 164 | 8.3 | ± 4.5 | 8.0 | 0.0 | 24.0 | 5 | 169 |
| Male | 107 | 8.2 | ± 4.2 | 8.0 | 0.0 | 20.0 | 3 | 110 |
| Female | 57 | 8.3 | ± 5.0 | 8.0 | 0.0 | 24.0 | 2 | 59 |
Gender vs Total score of Epworth Sleepiness Scale (ESS)
Month-6 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 136 | 6.9 | ± 4.0 | 6.0 | 0.0 | 18.0 | 33 | 169 |
| Male | 93 | 6.8 | ± 3.8 | 6.0 | 0.0 | 18.0 | 17 | 110 |
| Female | 43 | 7.1 | ± 4.5 | 6.0 | 0.0 | 18.0 | 16 | 59 |
Gender vs Total score of Epworth Sleepiness Scale (ESS)
Month-12 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 76 | 6.9 | ± 4.1 | 6.0 | 0.0 | 18.0 | 32 | 108 |
| Male | 50 | 6.9 | ± 3.7 | 6.0 | 0.0 | 14.0 | 22 | 72 |
| Female | 26 | 7.0 | ± 4.8 | 5.5 | 1.0 | 18.0 | 10 | 36 |
Race vs Total score of Epworth Sleepiness Scale (ESS)
Baseline Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 163 | 8.2 | ± 4.5 | 8.0 | 0.0 | 24.0 | 5 | 168 |
| White | 147 | 8.2 | ± 4.5 | 8.0 | 0.0 | 20.0 | 5 | 152 |
| American Indian or Alaskan Native | - | - | - | - | - | - | - | - |
| Black or African American | 11 | 8.5 | ± 5.6 | 7.0 | 3.0 | 24.0 | - | 11 |
| Asian | 4 | 8.0 | ± 3.4 | 9.5 | 3.0 | 10.0 | - | 4 |
| Native Hawaiian or other Pacific islander | - | - | - | - | - | - | - | - |
| Other | 1 | 7.0 | - | 7.0 | 7.0 | 7.0 | - | 1 |
| Multiple | - | - | - | - | - | - | - | - |
Race vs Total score of Epworth Sleepiness Scale (ESS)
Month-6 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 135 | 6.9 | ± 4.0 | 6.0 | 0.0 | 18.0 | 33 | 168 |
| White | 126 | 6.8 | ± 4.0 | 6.0 | 0.0 | 18.0 | 26 | 152 |
| American Indian or Alaskan Native | - | - | - | - | - | - | - | - |
| Black or African American | 6 | 6.7 | ± 4.6 | 6.5 | 2.0 | 15.0 | 5 | 11 |
| Asian | 3 | 10.0 | ± 5.3 | 8.0 | 6.0 | 16.0 | 1 | 4 |
| Native Hawaiian or other Pacific islander | - | - | - | - | - | - | - | - |
| Other | - | - | - | - | - | - | 1 | 1 |
| Multiple | - | - | - | - | - | - | - | - |
Race vs Total score of Epworth Sleepiness Scale (ESS)
Month-12 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 76 | 6.9 | ± 4.1 | 6.0 | 0.0 | 18.0 | 32 | 108 |
| White | 69 | 6.9 | ± 4.1 | 6.0 | 0.0 | 18.0 | 26 | 95 |
| American Indian or Alaskan Native | - | - | - | - | - | - | - | - |
| Black or African American | 5 | 5.6 | ± 3.6 | 5.0 | 2.0 | 11.0 | 4 | 9 |
| Asian | 2 | 10.5 | ± 2.1 | 10.5 | 9.0 | 12.0 | 1 | 3 |
| Native Hawaiian or other Pacific islander | - | - | - | - | - | - | - | - |
| Other | - | - | - | - | - | - | 1 | 1 |
| Multiple | - | - | - | - | - | - | - | - |