Characteristics of patients with CKD/receiving dialysis who experienced major trauma
| Variable | Major trauma patients (n=101) |
| Demographics | |
| Age, mean±SD | 71±13 |
| Female sex, n (%) | 41 (41) |
| Receiving dialysis, n (%) | 28 (28) |
| Dialysis type, n (%) | |
| None | 73 (73) |
| In-center hemodialysis | 24 (24) |
| Home hemodialysis | n<5 |
| Peritoneal dialysis | n<5 |
| Dialysis access (n=28), n (%) | |
| Arteriovenous fistula | 12 (43) |
| Hemodialysis catheter | 14 (50) |
| Peritoneal dialysis catheter | n<5 |
| Comorbidities, n (%) | |
| Diabetes | 38 (38) |
| Congestive heart failure | 29 (29) |
| Coronary artery disease | 35 (35) |
| Peripheral vascular disease | 24 (24) |
| Cerebrovascular disease | 24 (24) |
| Chronic lung disease | 20 (20) |
| Malignancy | 10 (10) |
| Connective tissue disease | 6 (6) |
| Peptic ulcer disease | 8 (8) |
| Dementia | 11 (11) |
| Prior kidney transplant | n<5 |
| Charlson Comorbidity Index score, median score (Q1–Q3) | 6 (4–7) |
| Emergency department visit in 30 days preceding trauma, n (%) | 16 (16) |
| Injury characteristics | |
| Max AIS Head score >2 (n=71), n (%) | 66 (93) |
| Max AIS Head score (n=71), median (Q1–Q3) | 4 (4–5) |
| GCS score (n=73), median (Q1–Q3) | 15 (13–15) |
| GCS score <8 (n=73), n (%) | 7 (10) |
| ISS, median (Q1–-Q3) | 17 (16–25) |
| Blunt injury type, n (%) | 99 (98) |
| Injury mechanism, n (%) | |
| Fall | 67 (67) |
| Motor vehicle collision | 18 (18) |
| All-terrain or recreational vehicle | n<5 |
| Other* | 12 (12) |
| Laboratory values, median (Q1–Q3) | |
| eGFR (n=73) | 33 (21–44) |
| Albumin (n=73) | 35 (31–39) |
| Sodium (n=98) | 139 (137–141) |
| Potassium (n=100) | 4.7 [4.3–5.0) |
| Calcium (n=80) | 2.25 (2.19–2.37) |
| Hemoglobin (n=98) | 112 (100–128) |
| Urea reduction ratio (n=24) | 69 (63–76) |
*Assault, animal fall, or not otherwise specified.
AIS, Abbreviated Injury Scale; CKD, chronic kidney disease; eGFR, estimated glomerular filtration rate; GCS, Glasgow Coma Scale; ISS, Injury Severity Score; Q1–Q3, Quartile 1–Quartile 3.