ID.1
Item
elective patient on scheduled for 640 slices ct coronary at phramonkutklao hospital
boolean
ID.2
Item
resting heart rate > 70 bpm
boolean
ID.3
Item
age > 18 years and informed consent
boolean
ID.4
Item
heart rate > 100 bpm
boolean
ID.5
Item
bp <100/60 mmhg
boolean
ID.6
Item
recent congestive heart failure in 1 mo.
boolean
ID.7
Item
sa node, av node disease and af
boolean
ID.8
Item
on permanent pacemaker
boolean
ID.9
Item
crcl < 15ml/min. , ast or alt > 3x unl
boolean
ID.10
Item
on hr reducing drug such as diltiazem, verapamil, digitalis
boolean
ID.11
Item
contraindication for ivabradine or metoprolol
boolean