From: Prevalence and risk factors of delirium and subsyndromal delirium in older adults
Subsyndromal (n = 83)
Delirium (n = 115)
P value
Normal (> 23)
10 (12.0%)
5 (4.3%)
0.001*
Mild (19–23)
9 (10.8%)
2 (1.7%)
Moderate (10–18)
64 (77.1%)
28 (24.3%)