Real et al identified factors associated with hospital readmission. These include a measure for nutritional risk and a measure of muscle mass. The authors are from Universidade Catolica de Pelotas in Brazil.
Patient selection: hospital patient > 18 years old
Outcome: 30-day hospital readmission
Predictors of readmission:
(1) Charlson comorbidity index (CCI) >= 3 (odds ratio 3.3)
(2) presence of cancer (odds ratio 4.5)
(3) nutrition risk by PG-SGA (Patient Generated Subjective Global Assessment; score >=9; odds ratio 9.5)
(4) low calf circumference (< 34 cm for male; < 33 cm for female; odds ratio 3.9)
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