The Motoric Types of Delirium and Estimated Blood Loss during Perioperative Period in Orthopedic Elderly Patients
Table 1
Demographic and perioperative characteristics of the subjects.
Delirium
Without Delirium
Total
(N=39)
(N=136)
(N=175)
Age (years)
76.95±6.48
73.24±5.77
74.06±6.12
Sex(male/female)
12/27
39/97
51/124
Education
None
17 (43.6%)
31 (22.8%)
48 (27.4%)
Elementary School
17 (43.6%)
50 (36.8%)
67 (38.3%)
Middle School
2 (5.1%)
26 (19.1%)
28 (16.0%)
High School
1 (2.6%)
25 (18.4%)
26 (14.9%)
Over College
2 (5.1%)
4 (2.9%)
6 (3.4%)
Dementia
2 (5.1%)
3 (2.2%)
5 (2.9%)
Daily Function
Independent
21 (53.8%)
96 (70.6%)
117 (66.9%)
Need Help in Complex External Activities
9 (23.1%)
33 (24.3%)
42 (24.0%)
Need Help in Daily Living Intermittently
7 (17.9%)
4 (2.9%)
11 (6.3%)
Fully Dependent
2 (5.1%)
3 (2.2%)
5 (2.9%)
Estimated Blood Loss(ml) +,++
991.17±1009.30
521.52±599.85
626.19±734.89
Red Blood Cell
Preop† Hemoglobin(g/l)
12.02±2.15
12.66±1.52
12.52±1.70
Preop† Hematocrit(%)
35.75±6.00
37.54±4.35
37.14±4.80
Postop†† Hemoglobin(g/l)
10.51±1.51
11.27±1.50
11.09±1.53
Postop†† Hematocrit(%)
31.04±4.42
33.28±4.29
32.77±4.41
Operation Time (min)
142.05±93.14
121.93±83.63
126.44±85.99
Anesthetic Time (min)
205.77±102.28
176.41±94.12
183.15±96.54
Electrolytes
Preop† Sodium (mmol/l)
135.05±20.28
139.90±3.31
138.82±10.12
Preop† Potassium(mmol/l)
4.21±0.59
4.29±0.52
4.27±0.54
Postop†† Sodium (mmol/l)
134.03±20.26
136.84±12.21
136.20±14.42
Postop†† Potassium (mmol/l)
3.65±0.40
3.88±0.49
3.83±0.48
Pain
Preop† Pain (VAS)
2.00±1.41
1.87±1.66
1.90±1.61
Postop†† Pain (VAS)
1.59±2.02
0.75±1.35
0.94±1.56
P<0.05. Diagnosed with Diagnostic and Statistical Manual of Mental Disorders, ed., text revision (DSM-IV-TR). +The estimated volume of blood loss was determined through Mercuriali’s formula.++P<0.001. †The sample was taken on the first or second hospital day, before operation. ††The sample was taken on the second postoperative day