Table 7.

The odds ratios and confidence intervals of attributes’ levels in 3 classes.

Attributes and levels		Class 1, n=174 (40.7%)		Class 2, n=30 (7.0%)		Class 3, n=224 (52.3%)
		ORa	95% CI	OR	95% CI	OR	95% CI
Diagnostic methods
	Clinician	Reference	N/Ab	Reference	N/A	Reference	N/A
	AI + clinician	1.247	(1.036-1.463)	1.094	(0.624-1.920)	1.958	(1.769-2.167)
	AI	0.666	(0.564-0.787)	1.546	(0.883-2.707)	0.809	(0.732-0.895)
Outpatient waiting time (min)
	0	Reference	N/A	Reference	N/A	Reference	N/A
	20	0.681	(0.535-0.868)	1.293	(0.566-2.957)	1.460	(1.252-1.703)
	40	0.556	(0.429-0.720)	3.332	(1.628-6.821)	1.126	(0.963-1.316)
	60	0.535	(0.418-0.686)	1.057	(0.433-2.580)	0.751	(0.643-0.877)
	80	0.348	(0.274-0.442)	1.504	(0.688-3.388)	0.930	(0.797-1.085)
Diagnosis time (min)
	0	Reference	N/A	Reference	N/A	Reference	N/A
	15	1.229	(1.047-1.444)	0.450	(2.229-0.885)	1.040	(0.942-1.149)
	30	1.156	(0.986-1.357)	0.858	(0.469-1.485)	1.024	(0.927-1.132)
Accuracy (%)
	60	Reference	N/A	Reference	N/A	Reference	N/A
	70	3.214	(2.484-4.159)	2.785	(0.938-8.271)	1.084	(0.930-1.263)
	80	9.849	(7.912-12.258)	7.931	(3.240-19.417)	1.275	(1.095-1.485)
	90	29.173	(22.962-37.064)	9.920	(4.480-21.962)	1.411	(1.207-1.648)
Follow-up after diagnosis
	Yes	Reference	N/A	Reference	N/A	Reference	N/A
	No	0.300	(0.267-0.337)	0.607	(0.405-0.910)	0.876	(0.824-0.931)
Diagnostic expenses (¥)c
	0	Reference	N/A	Reference	N/A	Reference	N/A
	50	0.905	(0.683-1.199)	4.563	(2.037-10.222)	0.766	(0.644-0.911)
	100	0.847	(0.662-1.154)	0.583	(0.216-1.571)	0.851	(0.713-1.015)
	150	0.756	(0.565-1.102)	0.972	(0.394-2.394)	0.606	(0.509-0.722)
	200	0.456	(0.343-0.607)	0.089	(0.013-0.612)	0.594	(0.499-0.707)
	250	0.289	(0.217-0.383)	0.666	(0.234-1.895)	0.392	(0.328-0.469)

^aOR: odds ratio.

^bN/A: not applicable.

^cA currency exchange rate of ¥1=US $0.15 is applicable.