Contemporary meta-analysis of short-term probiotic consumption on gastrointestinal transit

Table 7 Subgroup analysis of probiotic strains on intestinal transit time

Probiotic strain	No. of treatment effects	SMD	95%CI	P value
B. lactis HN019	3	0.67	0.37-0.97	< 0.001
B. lactis DN-173 010	3	0.54	0.16-0.92	< 0.01
L. casei CRL 431	2	0.33	-0.10-0.75	0.14
B. lactis BB12	2	0.33	-0.10-0.75	0.14
L. rhamnosus GG	3	0.10	-0.35-0.55	0.67

Probiotic strains sorted from highest to lowest standard mean difference. SMD: Standardized mean difference.