Table 2.

Classification and categorisation of errors reported by 278 medical students for the academic year 2015–2016 at Wayne State University, School of Medicine, using qualitative data analysis

		What students reported (n=278)*	Quality improvement physicians’ determination (n=273)†	Correctly classified	Reclassified
Types of event	Near miss	179	175	162 (93%)	13 (7%)
	Adverse event	99	98	86 (88%)	12 (12%)
Type of error	Diagnosis error	37	46	31 (67%)	15 (33%)
	Treatment errors	114	124	100 (81%)	24 (19%)
	Preventative error	67	55	43 (78%)	12 (22%)
	Other	60	48	37 (77%)	11 (23%)

After analysis, 273 reports qualified as near miss/adverse event

*Reports were not near miss/adverse event.

†Total cases reported by students.