Table 1.
Characteristics of the total sample (N=104) and comparison between patients with low and high knowledge expectations
| Total sample (N=104) | Low knowledge expectations (n=51) | High knowledge expectations (n=53) | Pa | |
|---|---|---|---|---|
| Age in years (mean ± standard deviation) | 70 (10) | 67 (10) | 72 (8) | 0.029 |
| N (%) | N (%) | N (%) | Pb | |
| Sex (n=104) | ||||
| Male | 82 (79) | 39 (76) | 43 (81) | 0.366 |
| Education (n=102) | ||||
| Basic education (≤9 years) | 45 (44) | 19 (37) | 26 (49) | 0.382 |
| College level | 29 (28) | 13 (25) | 16 (30) | |
| Academic degree | 27 (27) | 17 (33) | 10 (19) | |
| Other | 1 (1) | 1 (2) | 0 (0) | |
| Employment status (n=104) | ||||
| Employed | 21 (20) | 13 (25) | 8 (15) | 0.433 |
| Retired | 75 (72) | 34 (67) | 41 (77) | |
| Other | 8 (8) | 4 (8) | 4 (8) | |
| History of employment within health care (n=99) | 18 (18) | 9 (18) | 9 (17) | 0.546 |
| Living with a spouse/other person (n=102) | 81 (79) | 38 (75) | 43 (81) | 0.452 |
| NYHA functional classification (n=88) | ||||
| Class I | 5 (6) | 3 (6) | 2 (4) | 0.378 |
| Class II | 35 (40) | 21 (41) | 14 (26) | |
| Class III | 47 (53) | 21 (41) | 26 (49) | |
| Class IV | 1 (1) | 0 (0) | 1 (2) | |
| Comorbidities (n=102) | ||||
| Hypertension | 48 (47) | 24 (47) | 24 (45) | 0.430 |
| Myocardial infarction | 39 (38) | 20 (39) | 19 (36) | 0.377 |
| Diabetes mellitus | 23 (23) | 10 (20) | 13 (25) | 0.398 |
| Chronic kidney disease | 15 (15) | 7 (14) | 8 (15) | 0.566 |
| Chronic obstructive pulmonary disease | 11 (11) | 4 (8) | 7 (13) | 0.310 |
| Medication (n=99) | ||||
| Beta-blockers | 92 (93) | 44 (86) | 48 (91) | 0.596 |
| Diuretics | 82 (83) | 38 (75) | 44 (83) | 0.409 |
| Statins | 60 (61) | 24 (47) | 36 (68) | 0.050 |
| Angiotensin-converting enzyme inhibitors | 54 (55) | 24 (47) | 31 (58) | 0.257 |
| Antiplatelets | 49 (50) | 21 (41) | 28 (53) | 0.239 |
| Anticoagulants | 44 (44) | 19 (37) | 24 (45) | 0.356 |
| Angiotensin II receptor blockers | 40 (40) | 21 (41) | 18 (34) | 0.207 |
| Vasodilators | 32 (32) | 13 (25) | 18 (34) | 0.299 |
| Digitalis | 19 (19) | 7 (14) | 12 (23) | 0.219 |
Notes:
a
Mann–Whitney U-test.
b
Chi-square test (Fisher’s exact test).
Abbreviation: NYHA, New York Heart Association.