Table 3.
Comparison of Patient Characteristics and Outcomes Between the Elderly TBI Patients with Low (H1) and High GNRI (H2)
| Variables | GNRI (H1) n = 290 |
GNRI (H2) n = 291 |
OR (95% CI) | P |
|---|---|---|---|---|
| Gender | 0.567 | |||
| Male, n (%) | 188(64.8) | 182(62.5) | 1.1(0.79–1.55) | |
| Female, n (%) | 102(35.2) | 109(37.5) | 0.9(0.65–1.27) | |
| Age, years | 76.8±7.2 | 75.1±6.6 | - | 0.005 |
| BMI | 21.1±3.0 | 25.4±3.6 | - | <0.001 |
| Albumin(g/dl) | 2.9±0.6 | 3.7±0.6 | - | <0.001 |
| Comorbidities | ||||
| DM, n (%) | 31(10.7) | 37(12.7) | 0.8(0.50–1.37) | 0.448 |
| HTN, n (%) | 150(51.7) | 177(60.8) | 0.7(0.50–0.96) | 0.027 |
| CAD, n (%) | 40(13.8) | 45(15.5) | 0.9(0.55–1.39) | 0.569 |
| CHF, n (%) | 7(2.4) | 3(1.0) | 2.4(0.61–9.27) | 0.200 |
| CVA, n (%) | 79(27.2) | 95(32.6) | 0.8(0.54–1.10) | 0.155 |
| ESRD, n (%) | 16(5.5) | 15(5.2) | 1.1(0.52–2.22) | 0.846 |
| GCS, median (IQR) | 13(7–15) | 15(9–15) | - | 0.008 |
| 3–8 | 84(29.0) | 69(23.7) | 1.3(0.91–1.90) | 0.151 |
| 9–12 | 55(19.0) | 31(10.7) | 2.0(1.22–3.15) | 0.005 |
| 13–15 | 151(52.1) | 191(65.6) | 0.6(0.41–0.79) | 0.001 |
| ISS, median (IQR) | 20(16–25) | 18(16–25) | - | 0.184 |
| 1–15 | 29(10.0) | 51(17.5) | 0.5(0.32–0.85) | 0.008 |
| 16–24 | 147(50.7) | 144(49.5) | 1.0(0.76–1.45) | 0.771 |
| ≥25 | 114(39.3) | 96(33.0) | 1.3(0.94–1.85) | 0.113 |
| LOS in hospital (days) | 24.5±20.5 | 20.5±17.3 | - | 0.012 |
| Mortality, n (%) | 62(21.4) | 45(15.5) | 1.5(0.97–2.27) | 0.066 |
Abbreviations: BMI, body mass index; CAD, coronary artery disease; CHF, congestive heart failure; CI, confidence interval; CVA, cerebral vascular accident; DM, diabetes mellitus; ESRD, end-stage renal disease; GCS, Glasgow Coma Scale; GNRI, Geriatric Nutritional Risk Index; HTN, hypertension; IQR, interquartile range; ISS, Injury Severity Score; LOS, length of stay; OR, odds ratio.