Table 4.

Result of multiple linear regresssion for detected oral streptococci

	b	SE (b)	β	p-value
Age>80	6.61	4.62	0.109	0.154
Residence in a nursing home or long-term care facility	−3.28	6.4	−0.044	0.609
ECOG PS of premorbid condition>3	17.52	5.96	0.256	<0.001
Presence of the risk factor for aspiration	5.69	4.54	0.097	0.211
History of pneumonia within the previous 1 year	10.36	4.88	0.155	0.035

b: raw (unstandardised) regression coefficient, SE standard error of b coefficient