Table 2.
Study population.
| Characteristic | Fall (n=1465) | No fall (n=107,824) | P value | ||||
| Sex, n (%) |
|
|
<.001 | ||||
|
|
Male | 845 (57.68) | 56,369 (52.28) |
|
|||
|
|
Female | 620 (42.32) | 51,455 (47.72) |
|
|||
| Age group (years), n (%) |
|
|
|
||||
|
|
19-29 | 40 (2.73) | 4339 (4.02) | .01 | |||
|
|
30-39 | 68 (4.64) | 7368 (6.83) | <.001 | |||
|
|
40-49 | 141 (9.62) | 14,457 (13.41) | <.001 | |||
|
|
50-59 | 231 (15.77) | 25,033 (23.22) | <.001 | |||
|
|
60-69 | 388 (26.49) | 26,857 (24.91) | .17 | |||
|
|
70-79 | 449 (30.65) | 22,931 (21.27) | <.001 | |||
|
|
Over 80 | 148 (10.10) | 6839 (6.34) | <.001 | |||
| Previous fall, n (%) | 103 (7.03) | 2143 (1.99) | <.001 | ||||
| Condition, n (%)a |
|
|
|
||||
|
|
Malignant neoplastic disease | 753 (51.40) | 44,605 (41.37) | <.001 | |||
|
|
Intracranial aneurysm | 31 (2.12) | 13,231 (12.27) | <.001 | |||
|
|
Neoplasm of head | 234 (15.97) | 9562 (8.87) | <.001 | |||
|
|
Diabetes | 105 (7.17) | 4328 (4.01) | <.001 | |||
|
|
Traumatic and nontraumatic brain injury | 95 (6.48) | 4435 (4.11) | <.001 | |||
|
|
Osteoarthritis | 30 (2.05) | 1042 (0.97) | <.001 | |||
| Medication use, n (%)a |
|
|
|
||||
|
|
Antiepileptics | 392 (26.76) | 15,639 (14.50) | <.001 | |||
|
|
Antidepressants | 181 (12.35) | 6969 (6.46) | <.001 | |||
|
|
Antipsychotics | 188 (12.83) | 6566 (6.09) | <.001 | |||
|
|
Vasoprotectives | 813 (55.49) | 47,284 (43.85) | <.001 | |||
|
|
Antihemorrhagics | 197 (13.45) | 9375 (8.69) | <.001 | |||
| Procedure or operation, n (%)a |
|
|
|
||||
|
|
Computed tomography of brain without contrast | 216 (14.74) | 8577 (7.95) | <.001 | |||
|
|
Magnetic resonance imaging of head and neck with contrast | 86 (5.87) | 5681 (5.27) | .34 | |||
|
|
Transfusion of platelet concentrate | 105 (7.17) | 4067 (3.77) | <.001 | |||
| Measurement value, mean |
|
|
|
||||
|
|
Percentage segmented neutrophils in blood | 65.92 | 60.70 | <.001 | |||
|
|
Heart rate | 84.09 | 80.04 | <.001 | |||
|
|
Glucose level (mg/dL in serum, plasma, or blood) | 128.74 | 117.73 | <.001 | |||
| Visit count, mean | 13.31 | 10.69 | <.001 | ||||
| Hendrich II Fall Risk Score, mean | 4.29 | 2.48 | <.001 | ||||
| Patient acuity score, mean | 23.17 | 19.75 | <.001 | ||||
| Length of stay (days), median | 15 | 4 | <.001 | ||||
aNot applicable to all patients; therefore, percentages do not add to 100%.