Table 2.
Clinical characteristics by NRS-2002 score.
| Characteristics | Overall (n = 289) | NRS-2002 <3 (n = 156) | NRS-2002 3–4 (n = 112) | NRS-2002 ≥5 (n = 21) | P-value |
|---|---|---|---|---|---|
| Female sex, n (%) | 123 (42.6) | 74 (47.4) | 44 (39.2) | 5 (23.8) | <0.001 |
| Age (year) | 55.7 ± 17.3 | 53.4 ± 17.4b | 55.9 ± 16.8 | 71.1 ± 9.2 | <0.001 |
| Age ≥70 y, n (%) | 71 (24.6) | 30 (19.2) | 24 (21.4) | 17 (81.0) | <0.001 |
| BMI (kg/m2) | 24.0 ± 4.8 | 24.7 ± 5.0 | 23.3 ± 4.6 | 22.6 ± 4.2 | <0.001 |
| Comorbidities, n (%) | |||||
| Coronary heart disease | 6 (2.1) | 3 (1.9) | 1 (0.9) | 2 (9.5) | 0.038 |
| Hypertension | 91 (31.5) | 43 (27.6) | 38 (33.9) | 10 (47.6) | 0.138 |
| Arrhythmia | 15 (5.2) | 5 (3.2) | 8 (7.1) | 2 (9.5) | 0.232 |
| Heart failure | 20 (6.9) | 5 (3.2) | 12 (10.7) | 3 (14.3) | 0.022 |
| Diabetes mellitus | 28 (9.7) | 8 (5.1) | 13 (11.6) | 7 (33.3) | <0.001 |
| Hyperlipoidemia | 13 (4.5) | 6 (3.8) | 7 (6.3) | 0 (0.0) | 0.378 |
| Hematological disease | 29 (10) | 11 (7.1) | 16 (14.3) | 2 (9.5) | 0.151 |
| Chronic liver disease | 41 (14.2) | 19 (12.2) | 20 (17.9) | 2 (9.5) | 0.345 |
| Chronic kidney disease | 11 (3.8) | 4 (2.6) | 6 (5.4) | 1 (4.8) | 0.485 |
| Cerebrovascular disease | 11 (3.8) | 2 (1.3) | 6 (5.4) | 3 (14.3) | 0.008 |
| Laboratory findings (Mean ±SD) | |||||
| RBCs (×1012/L) | 5.1 ± 1.0 | 5.3 ± 1.0 a, b | 4.8 ± 1.0 | 4.6 ± 0.9 | <0.001 |
| Hemoglobin (g/L) | 144.5 ± 29.4 | 152.8 ± 26.9a, b | 135.6 ± 30.5 | 129.7 ± 20.6 | <0.001 |
| Albumin (g/L) | 35.5 ± 5.2 | 39.1 ± 3.3a, b | 31.3 ± 3.5 | 31.1 ± 4.2 | <0.001 |
| Creatinine (μmol/L) | 65.2 ± 21.4 | 64.1 ± 14.1 | 66.4 ± 26.5 | 71.3 ± 32.7 | 0.293 |
| BUN (mmol/L) | 4.5 ± 1.8 | 4.4 ± 1.4 | 4.7 ± 2.2 | 4.6 ± 1.7 | 0.549 |
| Total bilirubin (μmol/L) | 13.5 (9.3, 18.2) | 14.2 (9.7, 18.4) | 12.1 (8.9, 18.1) | 14.2 (10.4, 20.5) | 0.497 |
| CRP (mg/dL) | 8.09 (2.7, 30.6) | 4.2 (1.7, 14.4)a | 18.4 (5.0,55.5) | 15.4 (6.2, 77.1) | <0.001 |
Data are presented as the means ± standard deviations (SDs) or n (%). Analysis of variance was applied to continuous variables, and the chi-square test was applied to categorical variables, which was described in the methodology.
a
P < 0.001 compared with NRS-2002 scores 3–4.
b
P < 0.001 compared with NRS-2002 scores ≥ 5.
BMI, body mass index; RBC, red blood cell; BUN, blood urea nitrogen; NRS-2002, Nutrition Risk Screening 2002.