Table 6.

Level of patient harm as determined by NPSA grading system [27]

NPSA Severity Grading	GP Principals (n)	GP Registrars (n)	Total n (%)
No Harm - Impact Prevented Any patient safety incident that had the potential to cause harm but was prevented, resulting in no harm to people receiving NHS-funded care	24	28	52 (27.2)
No Harm - Impact Not Prevented Any patient safety incident that ran to completion but no harm occurred to people receiving NHS-funded care	33	24	57 (29.8)
Harm - Low Any patient safety incident that required extra observation or minor treatment and caused minimal harm, to one or more persons receiving NHS-funded care	7	7	14 (7.3)
Harm - Moderate Any patient safety incident that resulted in a moderate increase in treatment and which caused significant but not permanent harm, to one or more persons receiving NHS-funded care	9	13	22 (11.5)
Harm - Severe Any patient safety incident that appears to have resulted in permanent harm to one or more persons receiving NHS-funded care	6	3	9 (4.7)
Harm - Death Any patient safety incident that directly resulted in the death of one or more persons receiving NHS-funded care	2	1	3 (1.6)
Not applicable Non-patient safety incidents	18	16	34 (17.8)
TOTAL	99	92	191