Table 1

Baseline clinical characteristics

 (a) Prior PPM (b) New PPM(c) No PPM(d) LBBB/No PPM
n=586n=173n=1612n=160
Age (years)85.1±7.084.8±7.284.2±7.284.5±7.5
Male65.546.248.850.0
STS score11.9±4.411.5±4.111.3±3.711.7±6.2
EuroSCORE29.7±17.126.0±17.325.2±15.727.6±16.1
Diabetes37.935.836.930.8
Hyperlipidaemia85.584.483.182.4
Smoking49.543.949.044.7
Hypertension92.289.692.089.9
NYHA Class III46.859.047.153.8
NYHA Class IV48.331.248.041.3
CAD82.980.975.577.4
Prior MI28.625.624.731.0
Prior PCI46.440.138.034.8
Prior CABG49.742.240.540.3
Prior AFib20.020.522.416.9
Prior stroke/TIA26.720.026.725.9
PVD41.541.443.938.6
Pulmonary HTN41.639.437.640.4
Creatinine >216.916.816.118.9
Malignancy21.520.318.823.3
Liver disease2.22.93.00.6
COPD39.448.046.936.9
  • Mean±SD or %.

  • CABG, coronary artery bypass grafting; CAD, coronary artery disease; COPD, chronic obstructive pulmonary disease; HTN, hypertension; LBBB, left bundle branch block; MI, myocardial infarction; NYHA, New York Heart Association; PCI, percutaneous coronary intervention; PPM, permanent pacemaker; PVD, peripheral vascular disease; TIA, transient ischaemic attack.