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Table 1 Socio-demographic and clinical characteristics of participants with limiting dyspnoea (n = 155)*

From: Utility of NT-proBNP as a rule-out test for left ventricular dysfunction in very old people with limiting dyspnoea: the Newcastle 85+ Study

Age, mean (SD); range

88.0 (0.5); 87.0-88.9

Female

65.8 (102)

Ethnic origin- white

100 (155)

Institutional care

2.6 (4)

Heart failure

13.6 (21)

Hypertension

54.2 (84)

Ischaemic heart disease

40.0 (62)

Myocardial infarction

21.9 (34)

Cerebrovascular disease

20.0 (31)

Peripheral vascular disease

3.2 (5)

Atrial fibrillation

24.5 (38)

Diabetes Mellitus

10.3 (16)

Severe renal impairment (estimated glomerular filtration rate <30 ml/min/1.73 m2)

3.2 (5)

Cognitive impairment (mini-mental state examination score ≤21)

3.9 (6)

Number of chronic diseases†, median (IQR)

5 (4-6)

Smoking Status

 

   Current smoker

5.2 (8)

   Former regular smoker

56.5 (87)

   Former occasional smoker

4.6 (7)

   Never smoked

33.8 (52)

Obese (BMI >30 kg/m2)

11.0 (17)

On any prescribed cardiac medications

69.7 (108)

Number of prescribed cardiovascular medications, median (IQR)

1 (0-2)

Echocardiographically-characterised LV dysfunction

 

   Any grade of systolic dysfunction (LVEF≤50%)

34.2 (53)

   Moderate/severe systolic dysfunction (LVEF≤40%)

8.4 (13)

   Any grade of diastolic dysfunction

87.7 (136)

   Moderate/severe diastolic dysfunction

30.3 (47)

   Isolated diastolic dysfunction, any grade

58.7 (91)

   Isolated moderate/severe diastolic dysfunction

19.4 (30)

NT-ProBNP, median (IQR); range (ng/l)

406 (197-1068); 37-12360

  1. *All data are %(n) except where indicated; denominators may vary due to missing values.
  2. †18 diseases considered: hypertension, ischaemic heart disease, cerebrovascular disease, peripheral vascular disease, heart failure, atrial flutter or fibrillation, arthritis, osteoporosis, chronic obstructive pulmonary disease or asthma, other respiratory disease, diabetes mellitus, hypothyroidism or hyperthyroidism, cancer diagnosed within past 5 years (excluding non-melanoma skin cancer), eye disease, dementia, Parkinson's Disease, renal impairment and anaemia.