Name
phq8_total
Label
Patient Health Questionnaire 8: Total Score
Description
Summary score for Patient Health Questionnaire 8-item. Kroenke K et al. 2001 (PubMED ID: 11556941)
Search for all PHQ-8 variables within this dataset
Type
integer
Tags
Visit number vs Patient Health Questionnaire 8: Total Score
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Baseline Visit | 160 | 5.3 | ± 4.9 | 4.0 | 0.0 | 24.0 | 9 | 169 |
| Month-6 Follow-up Visit | 138 | 4.2 | ± 4.1 | 3.0 | 0.0 | 18.0 | 31 | 169 |
| Month-12 Follow-up Visit | 77 | 4.1 | ± 4.0 | 2.0 | 0.0 | 17.0 | 31 | 108 |
Treatment arm vs Patient Health Questionnaire 8: Total Score
Baseline Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 160 | 5.3 | ± 4.9 | 4.0 | 0.0 | 24.0 | 9 | 169 |
| Conservative Medical Therapy (CMT) | 42 | 5.0 | ± 4.6 | 4.0 | 0.0 | 19.0 | 2 | 44 |
| CMT + Sham CPAP | 40 | 5.1 | ± 4.1 | 4.0 | 0.0 | 17.0 | 2 | 42 |
| CMT + Active CPAP | 38 | 4.7 | ± 5.1 | 3.0 | 0.0 | 24.0 | 4 | 42 |
| CMT + Active CPAP + Motivational Enhancement | 40 | 6.4 | ± 5.6 | 4.0 | 0.0 | 21.0 | 1 | 41 |
Treatment arm vs Patient Health Questionnaire 8: Total Score
Month-6 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 138 | 4.2 | ± 4.1 | 3.0 | 0.0 | 18.0 | 31 | 169 |
| Conservative Medical Therapy (CMT) | 37 | 4.7 | ± 4.5 | 4.0 | 0.0 | 18.0 | 7 | 44 |
| CMT + Sham CPAP | 33 | 3.8 | ± 3.4 | 3.0 | 0.0 | 13.0 | 9 | 42 |
| CMT + Active CPAP | 34 | 3.3 | ± 3.6 | 2.5 | 0.0 | 17.0 | 8 | 42 |
| CMT + Active CPAP + Motivational Enhancement | 34 | 4.9 | ± 4.4 | 3.5 | 0.0 | 15.0 | 7 | 41 |
Treatment arm vs Patient Health Questionnaire 8: Total Score
Month-12 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 77 | 4.1 | ± 4.0 | 2.0 | 0.0 | 17.0 | 31 | 108 |
| Conservative Medical Therapy (CMT) | 21 | 3.8 | ± 3.6 | 3.0 | 0.0 | 11.0 | 8 | 29 |
| CMT + Sham CPAP | 21 | 4.3 | ± 4.1 | 4.0 | 0.0 | 14.0 | 6 | 27 |
| CMT + Active CPAP | 16 | 3.8 | ± 4.5 | 2.0 | 0.0 | 17.0 | 10 | 26 |
| CMT + Active CPAP + Motivational Enhancement | 19 | 4.2 | ± 4.0 | 2.0 | 0.0 | 14.0 | 7 | 26 |
Age at visit vs Patient Health Questionnaire 8: Total Score
Baseline Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 160 | 5.3 | ± 4.9 | 4.0 | 0.0 | 24.0 | 9 | 169 |
| 46.0 to 59.0 years | 42 | 6.5 | ± 5.8 | 5.0 | 0.0 | 24.0 | 1 | 43 |
| 59.0 to 66.0 years | 40 | 6.0 | ± 5.2 | 4.0 | 0.0 | 19.0 | 2 | 42 |
| 66.0 to 69.0 years | 40 | 5.2 | ± 4.7 | 4.5 | 0.0 | 19.0 | 2 | 42 |
| 70.0 to 76.0 years | 38 | 3.3 | ± 2.7 | 3.0 | 0.0 | 12.0 | 4 | 42 |
Age at visit vs Patient Health Questionnaire 8: Total Score
Month-6 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 138 | 4.2 | ± 4.1 | 3.0 | 0.0 | 18.0 | 31 | 169 |
| 46.0 to 60.0 years | 28 | 4.5 | ± 4.1 | 4.0 | 0.0 | 15.0 | 15 | 43 |
| 60.0 to 66.0 years | 34 | 4.5 | ± 4.7 | 3.5 | 0.0 | 18.0 | 8 | 42 |
| 66.0 to 70.0 years | 39 | 4.5 | ± 4.2 | 4.0 | 0.0 | 17.0 | 3 | 42 |
| 70.0 to 77.0 years | 37 | 3.4 | ± 3.2 | 2.0 | 0.0 | 12.0 | 5 | 42 |
Age at visit vs Patient Health Questionnaire 8: Total Score
Month-12 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 77 | 4.1 | ± 4.0 | 2.0 | 0.0 | 17.0 | 31 | 108 |
| 47.0 to 60.0 years | 15 | 4.1 | ± 3.8 | 2.0 | 0.0 | 10.0 | 12 | 27 |
| 60.0 to 66.0 years | 21 | 4.1 | ± 4.6 | 2.0 | 0.0 | 14.0 | 6 | 27 |
| 66.0 to 70.0 years | 19 | 4.7 | ± 4.7 | 2.0 | 0.0 | 17.0 | 8 | 27 |
| 71.0 to 77.0 years | 22 | 3.4 | ± 2.7 | 3.0 | 0.0 | 9.0 | 5 | 27 |
Gender vs Patient Health Questionnaire 8: Total Score
Baseline Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 160 | 5.3 | ± 4.9 | 4.0 | 0.0 | 24.0 | 9 | 169 |
| Male | 106 | 4.1 | ± 3.9 | 3.0 | 0.0 | 19.0 | 4 | 110 |
| Female | 54 | 7.6 | ± 5.7 | 7.0 | 0.0 | 24.0 | 5 | 59 |
Gender vs Patient Health Questionnaire 8: Total Score
Month-6 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 138 | 4.2 | ± 4.1 | 3.0 | 0.0 | 18.0 | 31 | 169 |
| Male | 93 | 3.5 | ± 3.8 | 2.0 | 0.0 | 16.0 | 17 | 110 |
| Female | 45 | 5.6 | ± 4.3 | 5.0 | 0.0 | 18.0 | 14 | 59 |
Gender vs Patient Health Questionnaire 8: Total Score
Month-12 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 77 | 4.1 | ± 4.0 | 2.0 | 0.0 | 17.0 | 31 | 108 |
| Male | 51 | 3.6 | ± 3.6 | 2.0 | 0.0 | 14.0 | 21 | 72 |
| Female | 26 | 4.8 | ± 4.5 | 3.5 | 0.0 | 17.0 | 10 | 36 |
Race vs Patient Health Questionnaire 8: Total Score
Baseline Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 159 | 5.2 | ± 4.7 | 4.0 | 0.0 | 24.0 | 9 | 168 |
| White | 144 | 5.2 | ± 4.7 | 4.0 | 0.0 | 24.0 | 8 | 152 |
| American Indian or Alaskan Native | - | - | - | - | - | - | - | - |
| Black or African American | 10 | 4.6 | ± 4.5 | 4.0 | 0.0 | 16.0 | 1 | 11 |
| Asian | 4 | 4.0 | ± 4.7 | 3.5 | 0.0 | 9.0 | - | 4 |
| Native Hawaiian or other Pacific islander | - | - | - | - | - | - | - | - |
| Other | 1 | 13.0 | - | 13.0 | 13.0 | 13.0 | - | 1 |
| Multiple | - | - | - | - | - | - | - | - |
Race vs Patient Health Questionnaire 8: Total Score
Month-6 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 137 | 4.2 | ± 4.0 | 3.0 | 0.0 | 18.0 | 31 | 168 |
| White | 128 | 4.1 | ± 4.1 | 3.0 | 0.0 | 18.0 | 24 | 152 |
| American Indian or Alaskan Native | - | - | - | - | - | - | - | - |
| Black or African American | 6 | 3.5 | ± 2.2 | 3.0 | 1.0 | 6.0 | 5 | 11 |
| Asian | 3 | 6.0 | ± 1.7 | 7.0 | 4.0 | 7.0 | 1 | 4 |
| Native Hawaiian or other Pacific islander | - | - | - | - | - | - | - | - |
| Other | - | - | - | - | - | - | 1 | 1 |
| Multiple | - | - | - | - | - | - | - | - |
Race vs Patient Health Questionnaire 8: Total Score
Month-12 Follow-up Visit
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 77 | 4.1 | ± 4.0 | 2.0 | 0.0 | 17.0 | 31 | 108 |
| White | 70 | 4.0 | ± 4.0 | 2.0 | 0.0 | 17.0 | 25 | 95 |
| American Indian or Alaskan Native | - | - | - | - | - | - | - | - |
| Black or African American | 5 | 3.8 | ± 3.0 | 4.0 | 0.0 | 8.0 | 4 | 9 |
| Asian | 2 | 5.0 | ± 7.1 | 5.0 | 0.0 | 10.0 | 1 | 3 |
| Native Hawaiian or other Pacific islander | - | - | - | - | - | - | - | - |
| Other | - | - | - | - | - | - | 1 | 1 |
| Multiple | - | - | - | - | - | - | - | - |