Table 2.
Demographic variables, cognitive complaints, depression, anxiety and cognitive impairments
| Range | OSA | Stroke | p-value1 | Brain tumor | p-value1 | COPD | p-value1 | |
|---|---|---|---|---|---|---|---|---|
| N = 86 | N = 166 | N = 197 | N = 204 | |||||
| Demographics | ||||||||
| Sex (% female) | 0–100 | 21% | 34%* | .04 | 66%*** | < .001 | 52% | < .001 |
| Age | > 18 | 50.0 (10.2) | 64.1 (12.6)*** | < .001 | 52.3 (13.3) | .21 | 61.3 (8.6) | < .001 |
| Education | 1–7 | 5.3 (1.0) | 4.6 (1.4)* | .01 | 5.0 (1.2) | .24 | 4.1 (1.2) | < .001 |
| AHI | > 5 | 24.5 (19.7) | na | na | na | na | na | |
| Cognitive complaints | ||||||||
| CFQ significant cognitive complaints (%) | 0–100 | 30.2% | 17.5%* | .04 | 13.8%** | < .01 | 22.7% | .22 |
| CFQ forgetfulness | 0–32 | 13.3 (5.1) | 11.4 (5.2)* | .01 | 11.1 (5.7)** | < .01 | 13.2 (4.4) | .83 |
| CFQ distractibility | 0–32 | 11.6 (4.8) | 9.4 (5.0)** | < .01 | 8.9 (5.1)*** | < .001 | 11.8 (4.0) | .84 |
| CFQ false triggering | 0–32 | 8.3 (4.9) | 6.8 (4.4)* | .03 | 6.8 (4.6)* | .03 | 8.9 (4.1) | .34 |
| Depression and anxiety | ||||||||
| HADS depression score | 0–21 | 5.3 (3.5) | 5.2 (3.8) | .80 | 3.6 (3.1)*** | < .001 | 7.1 (3.9) | < .001 |
| HADS clinical symptoms depression(%) | 0–100 | 29.1% | 30.1% | .86 | 9.6%*** | < .001 | 44,1% | .03 |
| HADS anxiety score | 0–21 | 5.9 (3.3) | 4.7 (3.9)* | .04 | 4.6 (3.7)* | .02 | 7.3 (4.3) | .01 |
| HADS clinical symptoms anxiety (%) | 0–100 | 29.1% | 21.1% | .21 | 18.8% | .08 | 50.0% | < .01 |
| Cognitive impairments | ||||||||
| Verbal memory (%) | 0–100 | 24.0% | 8.7%* | .01 | 26.9% | .57 | 14.5% | .09 |
| Cognitive flexibility (%) | 0–100 | 30.2% | 2.4%*** | < .001 | 23.4% | .14 | 25.4% | .23 |
| Processing speed (%) | 0–100 | 8.2% | 19.3% | .06 | 17.8% | .10 | 26.4% | .01 |
AHI = Apnea/Hypopnea Index, CFQ = Cognitive Failure Questionnaire, HADS = Hospital Anxiety Depression Scale, na = not applicable,
1compared to OSA, * < .05, ** < .01, *** < .001