Presentation of laboratory test results in patient portals: influence of interface design on risk interpretation and visual search behaviour

Table 2 Confusion matrix of the interpreted risk by patients versus the risk of clinical scenarios as assessed by nephrologists (gold standard), and performance (i.e. precision and recall) for each presentation

Presentation	Interpreted risk by participants	Clinical scenarios (gold standard)			Performance
Presentation	Interpreted risk by participants	Low risk	Medium risk	High risk	Precision	Recall
Baseline	Low	14	10	2	0.54	0.70
	Medium	5	6	7	0.33	0.30
	High	1	4	11	0.69	0.55
Contextualised	Low	13	9	2	0.54	0.65
	Medium	6	6	4	0.38	0.30
	High	1	5	14	0.70	0.70
Grouped	Low	11	9	3	0.48	0.55
	Medium	7	5	6	0.28	0.25
	High	2	6	11	0.58	0.55

ISSN: 1472-6947