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. 2022 Feb 23;17(2):e0263683. doi: 10.1371/journal.pone.0263683

Table 1. Demographic and peri-operative characteristics of participants (n = 101 unless otherwise stated).

Variables All
Sex (males)a 82(81%)
Age (years)b 64.6(11.3)
Height (m)b 1.71(0.09)
Weight (kg)b 88.3(21.5)
Body Mass Index (kg/m2)b 29.99 (6.50)
Ethnicitya
    Indigenous/Non-indigenous/Others 15/78/8
Smoking statusa
    Non-smoker/Ex-smoker/Smoker 36/47/17
Alcohol consumption statusa
    Non-drinker/Ex-drinker and Drinker 14/17/69
Highest educational levela
    Primary/High-school/Tertiary 3/81/17
Physical activity level (n = 96)a
    Active/Inactive 93/3
Employment statusa
    Employed/Unemployed/Retired 33/9/59
Hand Dominancea
    Right/Left/Ambidextrous 89/11/1
Type of surgerya
    Isolated CABG/Isolated AVR/Isolated MVR/CABG+AVR or MVR 80/12/4/5
NYHA (n = 100)a
    I/II/III/IV 47/30/23/0
APACHE score (n = 65)b 46.3(16.4)
ANZROD% (n = 65)b 3.4(6.5)
Left ventricular ejection fraction (n = 95) b 55.1(13.4)
CPBT in minutes (n = 95)b 105.8(39.5)
Aortic cross clamp time in minutes (n = 95)b 80.7(28.7)
ICU length of stay (days)b 3(2)
Total hospital length of stay (days)b 11(5)
Discharge destinationa
    Home/Local accommodation/Rehab 90/6/5
Chest pain at rest (n = 97)a
    NRS 0-3/4-6/7-10 78/17/2
Chest pain during coughing (n = 97)a
    NRS 0-3/4-6/7-10 38/37/22
Comorbiditiesa
    Hypertension/ Dyslipidaemia /T2DM /Obesity/GORD 71/61/45/43/19
    IHD/OSA/Gout/COPD/CKD 19/11/11/7/6

CABG–Coronary artery by-pass graft; AVR–Aortic valve replacement; MVR–Mitral valve replacement; NYHA–New York heart association; APACHE III—Acute physiology and chronic health evaluation III; ANZROD–Australian and New Zealand risk of death; CPBT–Cardiopulmonary by-pass time; ICU–Intensive care unit; NRS–Numerical rating scale; T2DM–Type 2 diabetes mellitus; GORD–Gastro-oesophageal reflux disease; OSA–Obstructive sleep apnoea; CKD–Chronic kidney disease; IHD–Ischaemic heart disease; COPD–Chronic obstructive pulmonary disease.

a Data presented as frequency (%).

b Data presented as mean (standard deviation).