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Table 1 Baseline Characteristics

From: Reference ranges for cardiac structure and function using cardiovascular magnetic resonance (CMR) in Caucasians from the UK Biobank population cohort

  Age groups (years)
45-54 55-64 65-74
Number of participants 240 333 231
Age (years) 51 (±2) 59 (±3) 68 (±2)
Male gender (n(%)) 110 (45.8%) 159 (47.7%) 102 (44.2%)
Systolic blood pressure (mmHg) 126 (±14) 133 (±17) 137 (±17)
Diastolic blood pressure (mmHg) 76 (±8) 78 (±9) 77 (±9)
Heart rate (bpm) 67 (±10) 69 (±12) 70 (±11)
Weight (kg) 71 (±13) 71 (±12) 69 (±11)
Height (cm) 171 (±9) 170 (±9) 168 (±9)
Body surface area (m2) 1.82 (±0.20) 1.82 (±0.19) 1.78 (±0.18)
Body mass index (kg/m2) 24.2 (±2.9) 24.4 (±2.7) 24.4 (±2.8)
  1. All continuous values are reported in mean ± standard deviation (SD), while categories are reported as number (percentage)
  2. LV left ventricle, RV right ventricle, EDV end-diastolic volume, ESV end-systolic volume, SV stroke volume, EF ejection fraction; indexed, absolute values divided by body surface area