Table 3

 Alerts that GPs incorrectly believed their computer system would warn them about

AlertPercentage believing they would be warned
System A(n = 12)System B(n = 150)System C(n = 17)System D(n = 18)
√, alert specified is an integral part of this system.
*Note that, when the systems were evaluated, the 10 most frequently used drug pairs with similar names were tested. No system provided a warning in all cases.18
Contraindication alerts, e.g. alerting them to a past medical history of peptic ulcer when trying to prescribe an NSAID to a patient16.769.323.555.6
Alerts regarding frequency of dose, e.g. alerting them that methotrexate is normally prescribed weekly05.95.6
Alerts regarding drugs with similar names, e.g. alerting them to a potential hazard if they were to select penicillamine rather than penicillin*8.334.700
Alerts warning them that a patient may be overusing their medication when it comes to trying to issue a repeat prescription96.035.327.8