Table 2. ‘Do the following symptoms relate to HF?’ Responses by age group, and group of relatives suffering/ not suffering from HF and positive answers.

Symptoms	Young (<40 years) (%)	Middle aged (40-65 years) (%)	Elderly (>65 years) (%)	p-value	Relatives suffering from HF (%)	Relatives not suffer- ing from HF (%)	p-value
Fatigue	87	81	70	0.95	89	85	0.08
Lower-limb oedema	84	87	81	0.94	91	82	0.02*
Upper-limb oedema	46	34	26	0.06	45	44	0.60
Excessive thirst	27	16	22	< 0.01*	30	23	0.01*
Sweating	54	56	52	0.10	64	51	0.01*
Dyspnoea	94	90	81	0.08	96	91	0.30
Cough	48	46	44	0.34	55	45	0.01*
Nausea	19	14	4	< 0.01*	23	15	0.06
Headache	52	38	44	0.02*	59	45	0.05
Chest pain	90	82	89	0.27	92	86	0.33
Increase in body mass	26	24	19	0.72	30	23	0.14
Excessive appetite	5	4	4	0.82	7	5	0.33
Dizziness	73	60	63	0.16	77	66	0.10
Loss of body mass	18	12	15	0.40	16	18	0.66
Insomnia	41	33	41	0.30	47	34	0.05
Hot flush	53	41	37	0.08	53	49	0.31
Palpitation	91	86	81	0.26	93	87	0.26
Anxiety	79	74	74	0.52	83	74	0.14
Syncope	83	75	59	< 0.01*	84	81	0.03*

*Statistical significance with p < 0.05. HF, heart failure.