Table 1.
Demographic and clinical characteristics of study participants by cardiac dysfunction type: mean (SD)
| Systolic dysfunction (n = 47) | Diastolic dysfunction (n = 33) | t | p | |
|---|---|---|---|---|
| Age (years) | 74.7 (8.9) | 68.1 (14.6) | 2.493 | .015 |
| Education (years) | 13.8 (3.1) | 13.9 (2.1) | −0.099 | .921 |
| Comorbid illnesses (#) | 4.8 (2.5) | 3.6 (2.0) | 2.387 | .019 |
| LVEF (%) | 35.3 (10.7) | 40.8 (10.8) | −2.238 | .028 |
| Medications (#) | 11.5 (3.5) | 10.0 (3.3) | 1.986 | .051 |
| Disease duration (months) | 92.8 (86.2) | 79.4 (59.0) | 0.775 | .441 |
| PHQ-8 total score | 3.34 (3.06) | 4.38 (4.70) | −1.120 | .267 |
| ESS total score | 5.95 (3.94) | 5.38 (3.01) | 0.658 | .513 |
| Lawton IADL total score | 6.68 (1.64) | 7.45 (1.50) | −1.995 | .051 |
| DASI total score | 6.73 (2.95) | 7.72 (2.95) | −1.386 | .170 |
| χ2 | p | |||
| Gender—women (%) | 10 (21%) | 19 (58%) | 11.054 | .001 |
| NYHA classification I/II (%) | 17 (36%) | 19 (58%) | 3.589 | .058 |
Note: LVEF = left ventricular ejection fraction; PHQ-8 = Patient Health Questionnaire—8; ESS = Epiworth Sleepiness Scale; IADL = Instrumental Activities of Daily Living; DASI = Duke Activity Status Index; NYHA = New York Heart Association.