Table 3.

Clinical characteristics of subjects with concordant gut and oral S. salivarius strains

	CD subjects with concordant strains (n = 4)	CD subjects with no concordant strain (n = 21)	p-value
Crohn’s Disease Activity Index (CDAI)#	184.3 ± 2.9	67.1 ± 82.5	*0.012
Disease status
Active disease at time of sampling (Diarrhoea/abdominal pain/blood-in-stool/fever and fatigue)	4	6	*0.016
Inactive disease at time of sampling	0	15
Proton Pump Inhibitor use			1.000
Yes	1	7
No	3	14
Mean age#	38 ± 14	40 ± 14	0.774
Race			0.056
Han Chinese	4	9
Malay	0	3
Indian	0	9
Sex			0.142
Male	3	7
Female	1	14
Oral condition			0.661
DMFT#	5.0 ± 4.2	6.8 ± 7.4
Periodontitis			0.451
Present	1	4
Absent	3	17

All Fisher-Exact test except ^#T-test

*p-value < 0.05