Fig. 4From: The combination of sport and sport-specific diet is associated with characteristics of gut microbiota: an observational studyProtein intake negatively correlated with alpha diversity in distance runners. a Protein intake negatively correlated with OTUs (Correlation coefficient: − 0.53, p value: 0.04). b Protein intake negatively correlated with ACE (Correlation coefficient: − 0.51, p-value: 0.05). c Protein intake negatively correlated with Shannon index (Correlation coefficient: − 0.63, p-value: 0.012)Back to article page