Table A10.

The outcomes of the logistic and negative binomial component of the fitted ZINB regression model for Bifidobacterium

	Logistic regression component				Negative binomial regression component
	Estimate	Std. Error	Z value	Pr(>|z|)	Estimate	Std. Error	Z value	Pr(>|z|)
(Intercept)	−10.841	0.183	−59.086	0	6.284	0.144	43.704	0
Age	0.025	0.002	12.059	0	−0.021	0.001	−17.697	0
Sex
Female	Reference category
Male	−0.357	0.067	−5.328	0	0.01	0.042	0.231	0.818
Race
Caucasian	Reference category
African American	−0.981	0.553	−1.773	0.076	0.294	0.253	1.163	0.245
Asian or Pacific Islander	−1.116	0.221	−5.061	0	0.734	0.091	8.101	0
Hispanic	−0.603	0.257	−2.344	0.019	−0.251	0.138	−1.821	0.069
Other	−0.087	0.191	−0.454	0.65	−0.113	0.113	−1.005	0.315
Geographic location
North America	Reference category
Europe	−0.587	0.074	−7.922	0	0.113	0.047	2.417	0.016
Oceania	−0.02	0.167	−0.122	0.903	−0.338	0.108	−3.141	0.002
Others	0.27	0.507	0.532	0.595	0.996	0.35	2.843	0.004
Whole grain
Never	Reference category
Low frequency	−0.471	0.1	−4.709	0	0.271	0.08	3.401	0.001
High frequency	−0.755	0.101	−7.447	0	0.569	0.08	7.119	0
Vegetable
Never	−0.26	0.342	−0.76	0.447	1.138	0.238	4.773	0
Low frequency	−0.062	0.111	−0.56	0.576	0.221	0.07	3.147	0.002
High frequency	Reference category
Fruit
Never	Reference category
Low frequency	−0.444	0.144	−3.091	0.002	−0.076	0.116	−0.657	0.511
High frequency	−0.69	0.142	−4.851	0	−0.189	0.114	−1.657	0.098
Milk and cheese
Never	Reference category
Low frequency	−0.321	0.099	−3.257	0.001	−0.162	0.072	−2.236	0.025
High frequency	−0.374	0.096	−3.907	0	−0.079	0.07	−1.131	0.258
C‐section
False	Reference category
True	0.124	0.11	1.132	0.257	0.012	0.067	0.185	0.854
Feeding patterns
Primarily breast milk	Reference category
A mixture of breast milk and formula	0.171	0.085	2.01	0.044	0.032	0.056	0.566	0.572
Primarily infant formula	−0.022	0.076	−0.283	0.777	0.077	0.051	1.504	0.133
Antibiotic
Never	Reference category
Low frequency	0.251	0.073	3.465	0.001	−0.005	0.048	−0.107	0.915
High frequency	0.11	0.134	0.815	0.415	0.4	0.099	4.021	0
IBD
False	Reference category
True	0.133	0.133	1.004	0.315	0.461	0.101	4.558	0
IBS
False	Reference category
True	0.264	0.081	3.266	0.001	0.161	0.056	2.887	0.004
Autoimmune disease
False	Reference category
True	0.246	0.092	2.68	0.007	−0.15	0.072	−2.1	0.036
Cardiovascular disease
False	Reference category
True	−0.179	0.187	−0.955	0.339	0.127	0.128	0.997	0.319
Food allergy
False	Reference category
True	0.064	0.07	0.923	0.356	−0.201	0.045	−4.424	0