Treatment Arm

Patient Health Questionnaire 9: Feeling down, depressed, or hopeless vs Visit number
Baseline Follow-up
Total 318 301
Not at all 220 214
Several days 65 68
More than half the days 24 18
Nearly every day 9 1
Patient Health Questionnaire 9: Feeling down, depressed, or hopeless vs Treatment Arm
Baseline
Healthy Lifestyles and Sleep Education - control arm (HLSE) Healthy Lifestyles and Sleep Education + (supplemental nocturnal) Oxygen - oxygen arm (HLSE-O) Healthy Lifestyles and Sleep Education + Positive airway pressure treatment - CPAP arm (HLSE-P) Total
Total 106 106 106 318
Not at all 72 79 69 220
Several days 22 16 27 65
More than half the days 8 6 10 24
Nearly every day 4 5 - 9
Patient Health Questionnaire 9: Feeling down, depressed, or hopeless vs Treatment Arm
Follow-up
Healthy Lifestyles and Sleep Education - control arm (HLSE) Healthy Lifestyles and Sleep Education + (supplemental nocturnal) Oxygen - oxygen arm (HLSE-O) Healthy Lifestyles and Sleep Education + Positive airway pressure treatment - CPAP arm (HLSE-P) Total
Total 100 101 100 301
Not at all 68 69 77 214
Several days 26 27 15 68
More than half the days 6 4 8 18
Nearly every day - 1 - 1
Patient Health Questionnaire 9: Feeling down, depressed, or hopeless vs Age category
Baseline
45-54 years 55-64 years 65 years or older Total
Total 53 139 126 318
Not at all 34 85 101 220
Several days 12 36 17 65
More than half the days 6 12 6 24
Nearly every day 1 6 2 9
Patient Health Questionnaire 9: Feeling down, depressed, or hopeless vs Age category
Follow-up
45-54 years 55-64 years 65 years or older Total
Total 49 127 124 300
Not at all 29 87 97 213
Several days 15 31 22 68
More than half the days 5 8 5 18
Nearly every day - 1 - 1
Patient Health Questionnaire 9: Feeling down, depressed, or hopeless vs Gender of the participant
Baseline
Female Male Total
Total 84 234 318
Not at all 62 158 220
Several days 15 50 65
More than half the days 6 18 24
Nearly every day 1 8 9
Patient Health Questionnaire 9: Feeling down, depressed, or hopeless vs Gender of the participant
Follow-up
Female Male Total
Total 79 222 301
Not at all 58 156 214
Several days 17 51 68
More than half the days 4 14 18
Nearly every day - 1 1
Patient Health Questionnaire 9: Feeling down, depressed, or hopeless vs Race of the participant
Baseline
White American Indian or Alaskan Native Black or African American Asian Native Hawaiian or other Pacific islander Other Multiple Total
Total 256 2 43 6 1 4 5 317
Not at all 174 2 32 5 1 2 3 219
Several days 53 - 8 1 - 2 1 65
More than half the days 21 - 2 - - - 1 24
Nearly every day 8 - 1 - - - - 9
Patient Health Questionnaire 9: Feeling down, depressed, or hopeless vs Race of the participant
Follow-up
White American Indian or Alaskan Native Black or African American Asian Native Hawaiian or other Pacific islander Other Multiple Total
Total 241 2 41 6 1 3 5 299
Not at all 173 2 25 6 1 1 4 212
Several days 52 - 14 - - 1 1 68
More than half the days 15 - 2 - - 1 - 18
Nearly every day 1 - - - - - - 1