Machine learning models to identify low adherence to influenza vaccination among Korean adults with cardiovascular disease

Table 2 Prediction model development after dividing dataset into two age groups

Korean adults with cardiovascular disease		Training data	Test data	Total
≥ 65 years	Influenza vaccination, no	70	8	78
	Influenza vaccination, yes	376	42	418
	Total	446	50	496
< 65 years	Influenza vaccination, no	157	17	174
	Influenza vaccination, yes	97	11	108
	Total	254	28	282

ISSN: 1471-2261