Table 1.

Characteristics of the study group (N = 210).

Variables	M ± SD	Me	Mo	Min–Max
Socio-demographic characteristics
Age	80.99 ± 8.32	82.0	84 (N = 16)	39.0–97.0

	N	%
Age group
≤ 65	10	4.76
> 65	200	95.24
Gender
Female	137	65.24
Male	73	34.76
Pension amount
Very low	8	3.81
Low	41	19.52
Average	124	59.05
High	24	11.43
No data	13	6.19
Living with someone/alone
With someone	104	49.52
Alone	102	48.57
DPS	2	0.95
No data	2	0.95

	M ± SD	Me	Mo	Min-Max
Nicotinism [years] (N = 100)	28.04 ± 19.68	25.0	20.0 (N = 14)	0.17-80.0
Diet changes (N = 193)	3.61 ± 2.70	4.0	0 (N = 35)	0–8
Stressful events in the previous year (N = 209)	0.75 ± 1.01	0.0	0 (N = 115)	0–4
Number of medication taken	5.90 ± 2.22	6.0	5.0 (N = 41)	0–12

	N	%
Smoking cessation (N = 100)
Yes	81	81.0
No	19	19.0
Overweight/obesity
Yes	90	42.86
No	120	57.14
Life-style
Physical activity [x per week]
Lack of physical activity	71	33.81
1–2 per week	24	11.43
3–4 per week	18	8.57
5–6 per week	16	7.62
Every day	74	35.24
No data	7	3.33
Diet
Fat reduction	89	42.38
Calorie reduction	76	36.19
Changing the type of fats	65	30.95
Salt reduction	83	39.52
Fish consumption	77	36.67
Fruit and vegetable consumption	105	50.0
Sugar reduction	101	48.10
Alcohol reduction	102	48.57
Self-assessment of lifestyle
Unhealthy	27	12.86
Average	98	46.67
Healthy	83	39.52
No data	2	0.95
Comorbidities
Diabetes mellitus
No	119	56.67
Yes	91	43.33
COPD
No	187	89.05
Yes	23	10.95
Hypertension
No	34	16.19
Yes	176	83.81
Type of heart failure
HFrEF	23	10.95
HFmrEF	20	9.52
HFpEF	135	64.29
Unknown	14	6.67
No data	19	8.57