Table 1

Comparison of characteristics between control and 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*

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.

Yamanda et al. Cough 2008 4:11   doi:10.1186/1745-9974-4-11