Fig. (1).

Screening flowchart for stroke patients with and without malnutrition. A total of 1087 patients were screened. First, 126 patients were excluded due to swallowing problems or decreased weight existed before stroke, refusing to be recruited, and medical history of liver, renal or tumor diseases. Second, 206 patients were excluded because of the diagnosis of renal diseases during hospitalization, discharged less than 2 weeks, lost or refused to follow up and without NIHSS at admission. Finally, 755 patients with stroke, including 439 mild patients and 316 severe patients were included in this study for analysis. Aberrations: NIHSS, national institute of health stroke scale.