Table 5 Subgroup analyses of the association between the SHR and cardiovascular mortality

Overall

Age, years

0.091

 < 60

Reference

1.28 (0.71, 2.30)

0.420

 ≥60

Reference

0.72 (0.53, 0.97)

0.029

Sex

0.622

 Female

Reference

0.95 (0.68, 1.34)

0.777

 Male

Reference

0.82 (0.58, 1.15)

0.248

BMI

0.279

 underweight (< 18.5)

Reference

0.48 (0.07, 3.72)

0.453

 normal (18.5–25)

Reference

1.24 (0.70, 2.22)

0.462

 overweight (25–30)

Reference

0.76 (0.48, 1.21)

0.242

 obese (≥ 30)

Reference

0.79 (0.55, 1.13)

0.200

Race

0.286

 Mexican American

Reference

1.74 (0.65, 4.71)

0.272

 Other Hispanic

Reference

1.10 (0.42, 2.86)

0.846

 Non-Hispanic white

Reference

0.83 (0.58, 1.19)

0.315

 Non-Hispanic black

Reference

0.79 (0.48, 1.29)

0.348

 Other races

Reference

1.08 (0.42, 2.77)

0.878

Diabetes condition

0.510

 Diabetes

Reference

0.75 (0.51, 1.11)

0.149

 Prediabetes

Reference

0.93 (0.64, 1.34)

0.700