The impact of triglyceride glucose-body mass index on all-cause and cardiovascular mortality in elderly patients with diabetes mellitus: evidence from NHANES 2007–2016

Table 4 Subgroup analyses of the association between TYG-BMI index and all-cause mortality

TyG-BMI index	< 264.18		≥ 264.18		P interaction
TyG-BMI index	HR (95%CI)	P	HR (95%CI)	P	P interaction
Age, years					0.180
60–69	Reference		0.99 (0.57, 1.73)	0.983
≥ 70	Reference		0.63 (0.49, 0.81)	< 0.001
Gender					0.198
Female	Reference		0.53 (0.39, 0.73)	< 0.001
Male	Reference		0.75 (0.52, 1.08)	0.118
Race/ethnicity					0.145
Mexican American	Reference		1.96 (0.65, 5.97)	0.235
Non-Hispanic White	Reference		0.59 (0.44, 0.78)	< 0.001
Non-Hispanic Black	Reference		0.61 (0.41, 0.92)	0.018
Other races	Reference		0.73 (0.37, 1.44)	0.364

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