Table 1

Baseline characteristics of the total study population and in groups with high and normal LV mass–wall stress–heart rate product

VariableAll (n=1522)High LV mass–wall stress–heart rate product (n=289)Normal LV mass–wall stress–heart rate product (n=1233)P value
Age (years)67±1068±967±100.272
Male (%)61.174.158.1<0.001
Height (m)1.70±0.091.73±0.091.70±0.09<0.001
Weight (kg)78.0±14.384.6±15.376.4±13.6<0.001
Body surface area (m2)1.89±0.201.98±0.201.87±0.19<0.001
Body mass index (kg/m2)26.8±4.228.2±4.526.4±4.1<0.001
Obesity (%)19.930.317.4<0.001
Systolic BP (mm Hg)148±20155±20146±20<0.001
Diastolic BP (mm Hg)83±1085±1182±10<0.001
Heart rate (bpm)66±1171±1364±10
Hypertension (%)83.392.181.2<0.001
Atrial fibrillation (%)9.714.98.40.001
Serum creatinine (µmol/L)93±1695±1793±150.017
Haemoglobin (g/L)139±10139±12140±130.042
  • BP, blood pressure; bpm, beats per minute; LV, left ventricular.