Table 2 The association between various TyG index groups and risk of delirium in ICU patients aged 65 and above

MIMIC-IV

TyG index^*

1.294 (1.195–1.404)

< 0.001

1.278 (1.178–1.387)

< 0.001

1.333 (1.221–1.458)

< 0.001

TyG^※

Q1(< 8.912)

(Reference)

(Reference)

(Reference)

Q2(≥ 8.912)

1.313 (1.159–1.489)

< 0.001

1.245 (1.108–1.399)

< 0.001

1.312 (1.157–1.488)

< 0.001

eICU-CRD

TyG index^*

1.297 (1.122-1.500)

< 0.001

1.258 (1.079–1.468)

0.003

1.374 (1.163–1.625)

< 0.001

TyG^※

Q1(< 8.912)

(Reference)

(Reference)

(Reference)

Q2(≥ 8.912)

1.232 (1.010–1.504)

0.040

1.149 (0.933–1.413)

0.190

1.259 (1.009–1.570)

0.041