Table 3.

The performance metrics of the neural network model using stochastic gradient descent using the default threshold (50%).

Sociodemographic groups		Recall	Specificity	Accuracy	AUCa	Differenceb		P value
Sex							22.74		<.001
	Male	7.14	99.60	99.17	82.42
	Female	29.63	99.35	98.83	87.30
Marital status							3.07		<.001
	Never been married	23.53	99.25	98.80	82.83
	Other groups of marital status	20.83	99.62	99.12	87.61
Working condition							14.40		<.001
	Working ≥35 hours	11.11	99.77	99.47	92.97
	Other groups of working condition	25.00	99.26	98.65	81.93
Race							28.08		<.001
	White	27.59	99.55	99.07	99.07
	Black	0.00	99.06	98.60	98.60
Income							29.93		<.001
	An income of <US $20,000	0.00	98.70	97.72	84.90
	Other groups of income	29.03	99.60	99.21	85.22

^aAUC: area under the curve.

^bDifference between recall and specificity values.