Definition | Score | |
---|---|---|
Severity (S) | No effect (Failure is not noticeable and does not affect the patient or process) | 1 |
Slight effect (Failure causes minor effects or is a trouble to the patient or process, without injury or increase in level of care required) | 2 | |
Moderate effect (Failure causes some performance loss and may increase the level of care (e.g., requiring hospitalisation or increasing the length of hospital stay) | 3 | |
Major effect (Failure causes a high degree of performance loss, with permanent impact on the patient) | 4 | |
Severe or catastrophic effect (Failure causes death or major, permanent loss of function) | 5 | |
Frequency (F) | Yearly | 1 |
Monthly | 2 | |
Weekly | 3 | |
Daily | 4 | |
Hourly | 5 | |
Detectability* (D) | Always | 1 |
Likely | 2 | |
Unlikely | 3 | |
Never | 4 |