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. 2022 Sep 23;12:15867. doi: 10.1038/s41598-022-19789-y

Table 2.

Patient outcomes at 6 months post-injury by the external cause of injury.

Overall Falls Traffic accidents Others (including unspecified)
Mortality and complication rate
Number of subjectsa 1198 909 227 62
Mortality, n (%) 89 (7.4) 70 (7.7) 16 (7.0) 3 (4.8)
Complications, n (%) 423 (36.4) 328 (37.2) 74 (34.1) 21 (33.9)
  Respiratory impairment, n (%) 81 (6.8) 61 (6.8) 16 (7.1) 4 (6.5)
  Dysphagia, n (%) 81 (6.8) 64 (7.1) 14 (6.2) 3 (4.8)
  Deep venous thrombosis, n (%) 20 (1.7) 14 (1.6) 5 (2.2) 1 (1.6)
  Pulmonary embolism, n (%) 6 (0.5) 6 (0.7) 0 (0) 0 (0)
  Pneumonia, n (%) 115 (9.7) 93 (10.3) 16 (7.1) 6 (9.7)
  Urinary tract infection, n (%) 110 (9.2) 83 (9.2) 17 (7.5) 10 (16.1)
  Cerebral infarction, n (%) 13 (1.1) 10 (1.1) 3 (1.3) 0 (0)
  Myocardial infarction, n (%) 2 (0.2) 2 (0.2) 0 (0) 0 (0)
  Delirium, n (%) 95 (8.0) 72 (8.0) 19 (8.4) 4 (6.5)
Walking independence rate
Number of subjectsb 1057 795 206 56
Walking capacity: walking w/ or w/o a cane, n (%) 768 (72.7) 572 (71.9) 155 (75.2) 41 (73.2)
Home-discharge rate
Number of subjectsc 1,061 801 203 57
Returned to home, n (%) 857 (81.5) 650 (81.1) 159 (78.3) 48 (84.2)
Admitted to a facility, n (%) 61 (5.8) 48 (6.0) 11 (5.4) 2 (3.5)
In hospital, n (%) 143 (13.6) 103 (12.9) 33 (16.2) 7 (12.3)

Records with unknown or missing values were excluded from the analysis.

aPatients with a 6-month follow-up.

bPatients who were able to walk with or without a cane before injury with a 6-month follow-up, excluding any mortality case.

cPatients living at home before injury with a 6-month follow-up, excluding mortality cases.