Algorithm-based arterial blood sampling recognition increasing safety in point-of-care diagnostics

Table 1 Detection results of the proposed algorithm applied retrospectively to the data acquired in seven trials

Trial	1	2	3	4	5	6	7	Total
Number of BGAs	72	34	75	73	66	40	74	434
Detected Manipulations	77	36	74	73	78	57	109	514
Detected BGAs (hits)	69	33	73	70	66	38	73	422
Missed BGAs (misses)	3	1	2	3	0	2	1	12
Other events (other)	5	2	1	1	8	15	32	64
False detections (errors)	3	1	0	2	4	4	4	18
Sensitivity	0.96	0.97	0.97	0.96	1.00	0.95	0.99	0.97
Precision	0.96	0.97	1.00	0.97	0.94	0.91	0.95	0.96
F1 Score	0.96	0.97	0.99	0.97	0.97	0.93	0.97	0.97