Oral intake of Lactobacillus pentosus strain b240 accelerates salivary immunoglobulin A secretion in the elderly: A randomized, placebo-controlled, double-blind trial

Table 4 Accumulated incidents of adverse symptoms reported by the subjects during the intervention period

Symptoms	Placebo group (n = 40)	b240 group¹ (n = 40)	Pvalue
Common cold	4 (10.0%)	2 (5.0%)	0.396
Headache	1 (2.5%)	2 (5.0%)	0.556
Anorexia	2 (5.0%)	0 (0.0%)	0.152
Nasal discharge	4 (10.0%)	7 (17.5%)	0.330
Abdominal distension	0 (0.0%)	1 (2.5%)	0.314
Abdominal pain	0 (0.0%)	1 (2.5%)	0.314

Data are represented by number of symptoms (incidence of symptoms) during the intervention period. P value, by the chi-square test.
¹4 × 10⁹ cells of heat-killed L. pentosus strain b240 per day for 12 weeks.

ISSN: 1742-4933