Table 4.

Pooled effects of anthocyanins from various sources on short chain fatty acid profile including all-inclusive and high-influencer studies.

Parameters	Acetic acid	After removing Highly influencing studies	Butanoic acid	After removing Highly influencing studies	Propionic acid	After removing Highly influencing studies
SMD	2.69	1.52	1.60	1.15	2.33	1.44
95% CI [µmole/gm]	1.88, 3.50	0.86, 2.17	0.82, 2.39	0.41, 1.90	1.45, 3.22	0.56, 2.32
P value	0.00001	0.00001	0.0001	0.002	0.00001	0.001
I2[%]	90	83	90	87	92	89

Pooled effect sizes and 95% CI were determined using Random effects model.

SMD Standardised mean difference, I² Heterogeneity.