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Comparison of the case distribution between poor and good outcomes in different subgroups of GNRI
| GNRI | n | χ2 | z | P | ||||
|---|---|---|---|---|---|---|---|---|
| Q1(GNRI<82) | Q2(82 ≤ GNRI<92) | Q3(92 ≤ GNRI ≤ 98) | Q4(98<GNRI) | |||||
| Poor outcome cases (Barthel index<60) | 48(94.1%) | 68(90.7%) | 40(74.1%) | 66(51.1%) | 223 | 53.390 | 49.268▲ | <0.001 |
| Good outcome cases (Barthel index ≥ 60) | 3(5.9%) | 7(9.3%) | 14(25.9%) | 64(48.9%) | 88 | |||
| n | 51 | 75 | 54 | 131 | 311 | |||
▲P < 0.05, according to linear by linear association
Abbreviations: GNRI geriatric nutritional risk index
