]>

Table 2: Feedback to users during exercise programme.

Status Screen shot Other details – Normal physiological conditions – Heart rate within acceptable range specified by clinical professional – Heart rate shown – Time remaining in seconds shown – Green background – Normal physiological conditions, but near acceptable limits – Heart rate higher or lower than normal, but still within acceptable range – Heart rate shown – Time remaining in seconds shown – Amber background – Dangerous physiological conditions – Heart rate excessively high or low – Exercise should cease now – LOUD AUDIBLE WARNING SIGNAL – Heart rate shown – Red background – STOP displayed – Display freezes and remains in this state until the Stop button is pressed – Exercise complete Display clears Audible signal