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Table 1 Comparison of characteristics between control and patients with aspiration pneumonia

From: Impaired urge-to-cough in elderly patients with aspiration pneumonia

  Control Aspiration pneumonia P-value
Number 11 8  
Male/Female 5/6 3/5 n.s.**
Age (years) 77.3 ± 6.3 79.4 ± 6.4 n.s.*
MMSE (points) 28.1 ± 1.2 26.4 ± 1.9 n.s.*
LTSR (seconds) 1.2 ± 0.5 8.3 ± 2.1 < 0.001*
  1. Data are mean ± S.D. *P-values by the Mann-Whitney U test. **P-value by chi-square test. MMSE denotes mini-mental state examination. LTSR denotes the latent time of swallowing reflex. n.s. denotes not significant.