Table 1 Patient characteristics by mNUTRIC score
Characteristic | All patients (n = 3107) Median(IQR) Number (%) | Low nutrition risk(mNUTRIC score ≤ 4, n = 2231) Median(IQR) Number (%) | High nutrition risk(mNUTRIC score ≥ 5, n = 876) Median(IQR) Number (%) | P value |
|---|---|---|---|---|
Age(years) | 64(51 -77) | 60(47 -72) | 76(66–82) | < 0.001 |
Male sex | 1912(61.5) | 1378(61.8) | 534(61.0) | 0.919 |
BMI(kg/m2) | 24(21–26) | 24(22–26) | 23(21- 26) | 0.003 |
Vasoactive therapy | 1307(42.1) | 954(42.8) | 353(40.3) | 0.457 |
Mechanical ventilation | 2021(65.0) | 1354(60.7) | 667(76.1) | < 0.001 |
Sepsis | 896(28.8) | 419(18.8) | 477(54.5) | < 0.001 |
RRT | 281(9.0) | 108(4.8) | 173(19.7) | < 0.001 |
Severity of illness | ||||
APACHEII | 14(10–20) | 12(8–15) | 23(19- 28) | < 0.001 |
SAPSII | 34(26–45) | 30(23–38) | 50(39- 64) | < 0.001 |
SOFA | 6(3–8) | 4(3–7) | 9(6–11) | < 0.001 |
mNUTRIC score | 3(2–5) | 3(2–3) | 6(5–7) | < 0.001 |
Admission category | ||||
medical | 1480(47.6) | 878(39.4) | 602(68.7) | < 0.001 |
surgical | 1627(52.4) | 1353(60.6) | 274(31.3) | |
Comorbid diseases | ||||
Cancer | 486(15.6) | 297(13.3) | 189(21.6) | |
Hypertension | 1222(39.3) | 739(33.1) | 483(55.1) | |
Coronary disease | 615(19.8) | 293(13.1) | 322(36.8) | |
Chronic kidney disease | 170(5.5) | 63(2.8) | 107(12.2) | |
Diabetes | 532(17.1) | 277(12.4) | 255(29.1) | |
COPD | 166(5.3) | 89(4.0) | 77(8.8) | |
Category of ICU admission diagnosis | ||||
Cardiovascular | 848(27.3) | 681(30.5) | 167(19.1) | |
Respiratory | 548(17.6) | 316(14.2) | 232(26.5) | |
Neurologic | 462(14.9) | 321(14.4) | 141(16.1) | |
Trauma | 238(7.7) | 191(8.6) | 47(5.4) | |
Gastrointestinal | 607(19.4) | 413(18.5) | 194(22.1) | |
Metabolic | 77(2.5) | 43(1.9) | 34(3.9) | |
Outcome data | ||||
ICU LOS(days) | 4(2–9) | 4(2–7) | 6(3–13) | < 0.001 |
Hospital LOS(days) | 19(12–29) | 19(12–28) | 21(11–34) | 0.002 |
28-day mortality | 540(17.4) | 208(9.3) | 332(37.9) | < 0.001 |
In-hospital mortality | 521(16.8) | 173(7.8) | 348(39.7) | < 0.001 |
AKI | 1584(51.0) | 929(41.6) | 655(74.8) | < 0.001 |
Hospitalization expense(thousand yuan) | 40(19–96) | 34(17–87) | 55(27–113) | < 0.001 |