Table 3 Patient characteristics – 451 patients screened
From: Delirium screening in the emergency department: evaluation and intervention
Delirium | No delirium | p | |||
|---|---|---|---|---|---|
67 | 384 | ||||
N | % | N | % | ||
Shift | |||||
8:00–16:00 | 43 | 64.2 | 253 | 65.9 | 0.575 |
16:00–00:00 | 21 | 31.3 | 103 | 26.8 | |
00:00–8:00 | 3 | 4.5 | 28 | 7.3 | |
Gender (female) | 37 | 55.2 | 202 | 52.6 | 0.794 |
Age | |||||
Mean ± SD | 79.7 ± 8.1 | 77.3 ± 8.1 | 0.0189 | ||
Range | 65–105 | 65–97 | |||
Morbidity | 17 | 25.4 | 40 | 10.4 | 0.0029 |
Hospitalization | 57 | 85.1 | 209 | 54.4 | 0.000002 |
Confusion described by ED staff | 35 | 52.2 | 12 | 3.1 | < 0.000001 |
Family status | |||||
Married | 26 | 40.6 | 218 | 61.9 | 0.0025 |
other | 38 | 59.4 | 134 | 38.1 | |
Living status | |||||
Alone | 5 | 8.1 | 46 | 14.0 | < 0.00001 |
Nursing 24/t at home | 11 | 17.7 | 12 | 3.6 | |
LTC | 25 | 40.3 | 12 | 3.6 | |
With family | 21 | 33.9 | 259 | 78.7 | |
Education | |||||
None/elementary school | 14 | 38.9 | 47 | 19.8 | 0.057 |
High school | 9 | 25.0 | 89 | 37.6 | |
Higher education | 13 | 36.1 | 65 | 27.4 | |
Vital signs | |||||
Temperature < 36.0 or > 37.5 | 21 | 32.8 | 23 | 6.7 | 0.0000001 |
Sys BP | |||||
< 90 | 3 | 4.5 | 3 | 0.8 | 0.0055 |
90–140 | 33 | 49.3 | 141 | 37.0 | |
> 140 | 31 | 46.3 | 237 | 62.2 | |
Heart rate | |||||
60–99 | 43 | 64.2 | 287 | 75.3 | 0.083 |
< 60 or > 99 | 24 | 35.8 | 94 | 24.7 | |
VAS 4 or more | 5 | 10.2 | 88 | 25.1 | 0.0239 |
SAT < 93% or O2 support | 15 | 22.4 | 42 | 11.1 | 0.0245 |
Lab results | |||||
Hb (mg/dL) | 12.6 ± 1.8 | 12.6 ± 2.3 | 0.61 | ||
WBC (× 103/µL) | 10.8 ± 5.6 | 9.0 ± 4.4 | 0.002 | ||
Neut (× 103/µL) | 8.5 ± 5.4 | 6.6 ± 4.0 | 0.0011 | ||
Lymph (× 103/µL) | 1.3 ± 1.0 | 1.6 ± 1.3 | 0.0199 | ||
Glucose (mg/dL) | 178 ± 134.9 | 144.5 ± 65.1 | 0.0162 | ||
Urea (mg/dL) | 64.5 ± 33.7 | 55.6 ± 35.8 | 0.0055 | ||
Creatinine (mg/dL) | 1.5 ± 1.7 | 1.3 ± 1.26 | 0.0635 | ||
Sodium (mEq/L) | 137.3 ± 6.9 | 137.8 ± 3.8 | 0.376 | ||
Potassium (mEq/L) | 4.3 ± 0.7 | 4.4 ± 0.6 | 0.326 | ||
Calcium (mg/dL) | 9.2 ± 0.7 | 9.3 ± 0.8 | 0.157 | ||
AST (U/L) | 33.2 ± 26.8 | 38.1 ± 86.3 | 0.462 | ||
ALT (U/L) | 21.8 ± 18.5 | 28.7 ± 81.7 | 0.731 | ||
GGT (U/L) | 45.1 ± 88.3 | 57.3 ± 115.5 | 0.291 | ||
CRP (mg/L) | 7.0 ± 7.9 | 3.5 ± 5.8 | < 0.0001 | ||
Comorbidities | |||||
Alcohol | 1 | 1.5 | 3 | 0.8 | 0.953 |
Smoking | 11 | 16.4 | 64 | 16.7 | 0.999 |
CHF | 20 | 29.9 | 284 | 25.9 | 0.585 |
CVA | 17 | 25.4 | 77 | 20.1 | 0.41 |
DM | 36 | 53.7 | 166 | 43.3 | 0.149 |
Dementia | 30 | 44.8 | 38 | 9.9 | < 0.000001 |
Charlson comorbidity score | 3.0 ± 1.8 | 2.5 ± 2.0 | 0.0337 | ||