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. 2022 Jun 14;22:656. doi: 10.1186/s12885-022-09735-6

Table 3.

Linear regression coefficients and their 95% confidence intervals for the difference of microbial relative abundance and alpha diversity indices in high intake group compared to low intake group

Dietary feature Chao1 a Shannon a Simpson a F/B ratio Bacteroidetes Firmicutes Bacteroidia Clostridia Bacteroidales Clostridiales Bacteroidaceae Rikenellaceae Alistipes Bacteroides
Univariable model
Food groups
 Cereals and grains 0.08 (-0.06, 0.21) 0.06 (-0.05, 0.16) 0.05 (-0.04, 0.13) -3.48 (-17.4, 10.4) 0.06 (-0.02, 0.14) -0.06 (-0.13, 0.01) 0.06 (-0.02, 0.14) -0.04 (-0.11, 0.03) 0.06 (-0.02, 0.14) -0.04 (-0.11, 0.03) 0.01 (-0.07, 0.09) 0.02 (-0.03, 0.07) 0.02 (-0.03, 0.07) 0.01 (-0.08, 0.09)
 Potatoes and starches -0.09 (-0.22, 0.04) -0.08 (-0.18, 0.03) -0.05 (-0.14, 0.03) 2.71 (-11.2, 16.6) 0 (-0.08, 0.07) -0.03 (-0.11, 0.04) 0 (-0.08, 0.07) -0.05 (-0.12, 0.02) 0 (-0.08, 0.07) -0.05 (-0.12, 0.02) -0.01 (-0.09, 0.07) -0.04 (-0.08, 0.01) -0.04 (-0.08, 0.01) -0.01 (-0.09, 0.07)
 Sugars and sweets 0.07 (-0.06, 0.21) -0.02 (-0.13, 0.09) -0.01 (-0.10, 0.07) -10.2 (-23.97, 3.64) 0.03 (-0.05, 0.11) -0.07 (-0.14, 0.01) 0.03 (-0.05, 0.11) -0.06 (-0.13, 0.01) 0.03 (-0.05, 0.11) -0.06 (-0.13, 0.01) -0.02 (-0.10, 0.06) -0.03 (-0.08, 0.02) -0.03 (-0.08, 0.02) -0.02 (-0.10, 0.06)
 Legumes -0.03 (-0.16, 0.11) -0.06 (-0.17, 0.04) -0.04 (-0.13, 0.04) 3.08 (-10.84, 17) -0.03 (-0.11, 0.05) 0 (-0.08, 0.07) -0.03 (-0.11, 0.05) -0.03 (-0.10, 0.04) -0.03 (-0.11, 0.05) -0.03 (-0.10, 0.04) 0.03 (-0.05, 0.11) -0.02 (-0.07, 0.03) -0.02 (-0.07, 0.03) 0.02 (-0.06, 0.11)
 Seeds and nuts 0.1 (-0.03, 0.23) 0.1 (0, 0.21) 0.07 (-0.01, 0.15) -9.68 (-23.5, 4.13) -0.02 (-0.10, 0.06) -0.01 (-0.09, 0.06) -0.02 (-0.10, 0.06) 0 (-0.07, 0.07) -0.02 (-0.10, 0.06) 0 (-0.07, 0.07) 0.02 (-0.06, 0.10) 0.01 (-0.04, 0.05) 0.01 (-0.04, 0.06) 0.03 (-0.06, 0.11)
 Vegetables -0.03 (-0.16, 0.10) -0.02 (-0.12, 0.09) -0.02 (-0.11, 0.06) 2.98 (-10.9, 16.9) -0.04 (-0.12, 0.04) 0.03 (-0.05, 0.10) -0.04 (-0.12, 0.04) 0.01 (-0.06, 0.08) -0.04 (-0.12, 0.04) 0.01 (-0.06, 0.08) 0 (-0.08, 0.08) -0.04 (-0.08, 0.01) -0.04 (-0.08, 0.01) 0 (-0.08, 0.08)
 Mushrooms 0.1 (-0.03, 0.23) 0.04 (-0.07, 0.14) 0.02 (-0.06, 0.10) -9.46 (-23.3, 4.36) 0 (-0.08, 0.08) 0 (-0.08, 0.07) 0 (-0.08, 0.08) 0 (-0.07, 0.07) 0 (-0.08, 0.08) 0 (-0.07, 0.07) 0.03 (-0.05, 0.11) 0 (-0.05, 0.05) 0 (-0.05, 0.05) 0.03 (-0.05, 0.11)
 Fruits 0.09 (-0.04, 0.22) 0.08 (-0.03, 0.18) 0.05 (-0.03, 0.14) -9.57 (-23.4, 4.25) 0.01 (-0.07, 0.09) -0.03 (-0.10, 0.04) 0.01 (-0.07, 0.09) -0.02 (-0.09, 0.05) 0.01 (-0.07, 0.09) -0.02 (-0.09, 0.05) 0.01 (-0.07, 0.09) 0.03 (-0.02, 0.07) 0.03 (-0.02, 0.07) 0.01 (-0.07, 0.09)
 Meat and poultry 0.08 (-0.05, 0.21) 0.02 (-0.09, 0.13) 0 (-0.08, 0.08) -9.32 (-23.1, 4.51) 0.02 (-0.06, 0.10) -0.01 (-0.09, 0.06) 0.02 (-0.06, 0.10) -0.01 (-0.08, 0.06) 0.02 (-0.06, 0.10) -0.01 (-0.08, 0.06) -0.02 (-0.10, 0.06) 0.05 (0, 0.10) 0.05 (0, 0.10) -0.02 (-0.10, 0.06)
 Eggs 0.06 (-0.08, 0.19) 0.02 (-0.09, 0.13) 0 (-0.08, 0.08) -9.25 (-23.1, 4.58) 0.02 (-0.06, 0.10) 0.04 (-0.03, 0.12) 0.02 (-0.06, 0.10) 0.04 (-0.03, 0.11) 0.02 (-0.06, 0.10) 0.04 (-0.03, 0.11) -0.02 (-0.10, 0.06) -0.02 (-0.07, 0.02) -0.02 (-0.07, 0.02) -0.02 (-0.10, 0.06)
 Fish and shellfish 0.03 (-0.10, 0.17) -0.03 (-0.14, 0.07) -0.05 (-0.13, 0.03) -9.48 (-23.3, 4.34) 0.07 (-0.01, 0.15) -0.05 (-0.12, 0.03) 0.07 (-0.01, 0.15) -0.05 (-0.12, 0.02) 0.07 (-0.01, 0.15) -0.05 (-0.12, 0.02) 0.08 (0, 0.16) -0.02 (-0.07, 0.03) -0.02 (-0.07, 0.03) 0.08 (0, 0.16)
 Seaweed -0.06 (-0.19, 0.07) -0.07 (-0.17, 0.04) -0.07 (-0.15, 0.02) 9.35 (-4.48, 23.2) -0.03 (-0.11, 0.05) 0 (-0.07, 0.08) -0.03 (-0.11, 0.05) -0.01 (-0.08, 0.06) -0.03 (-0.11, 0.05) -0.01 (-0.08, 0.06) 0 (-0.08, 0.08) -0.06 (-0.11, -0.01) -0.06 (-0.11, -0.02) 0 (-0.08, 0.08)
 Milk and dairy -0.04 (-0.17, 0.09) -0.08 (-0.19, 0.02) -0.06 (-0.14, 0.02) 2.54 (-11.4, 16.5) 0.04 (-0.04, 0.12) -0.01 (-0.08, 0.07) 0.04 (-0.04, 0.12) -0.01 (-0.08, 0.06) 0.04 (-0.04, 0.12) -0.01 (-0.08, 0.06) 0.04 (-0.04, 0.12) -0.04 (-0.09, 0.01) -0.04 (-0.09, 0.01) 0.04 (-0.04, 0.13)
 Oils and fats 0.07 (-0.06, 0.20) 0.04 (-0.06, 0.15) 0.05 (-0.04, 0.13) -9.72 (-23.5, 4.1) -0.01 (-0.09, 0.07) -0.02 (-0.10, 0.05) -0.01 (-0.09, 0.07) -0.02 (-0.09, 0.05) -0.01 (-0.09, 0.07) -0.02 (-0.09, 0.05) -0.08 (-0.16, 0) -0.01 (-0.06, 0.04) -0.01 (-0.06, 0.04) -0.08 (-0.16, 0)
 Beverages 0.06 (-0.07, 0.20) -0.01 (-0.12, 0.09) -0.02 (-0.11, 0.06) -9.71 (-23.5, 4.1) 0.08 (0, 0.16) -0.05 (-0.12, 0.03) 0.08 (0, 0.16) -0.03 (-0.10, 0.05) 0.08 (0, 0.16) -0.03 (-0.10, 0.05) 0.02 (-0.06, 0.10) 0.01 (-0.04, 0.06) 0.01 (-0.04, 0.06) 0.03 (-0.06, 0.11)
 Seasonings 0.08 (-0.06, 0.21) 0.06 (-0.04, 0.17) 0.04 (-0.04, 0.12) -9.34 (-23.2, 4.48) -0.02 (-0.10, 0.06) -0.01 (-0.08, 0.07) -0.02 (-0.10, 0.06) -0.01 (-0.08, 0.06) -0.02 (-0.10, 0.06) -0.01 (-0.08, 0.06) -0.07 (-0.14, 0.01) 0.05 (0, 0.09) 0.05 (0, 0.09) -0.07 (-0.15, 0.01)
Macronutrients
 Plant protein 0.02 (-0.12, 0.15) 0.02 (-0.08, 0.13) 0.01 (-0.07, 0.10) 2.75 (-11.2, 16.7) -0.04 (-0.12, 0.04) -0.01 (-0.08, 0.07) -0.04 (-0.12, 0.04) -0.02 (-0.09, 0.05) -0.04 (-0.12, 0.04) -0.02 (-0.09, 0.05) -0.03 (-0.11, 0.05) -0.04 (-0.08, 0.01) -0.04 (-0.09, 0.01) -0.04 (-0.12, 0.04)
 Animal protein 0.04 (-0.09, 0.18) 0.03 (-0.08, 0.14) 0.01 (-0.08, 0.09) -9.07 (-22.9, 4.76) -0.03 (-0.10, 0.05) 0.04 (-0.03, 0.12) -0.03 (-0.10, 0.05) 0.04 (-0.03, 0.11) -0.03 (-0.10, 0.05) 0.04 (-0.03, 0.11) -0.04 (-0.12, 0.04) 0.01 (-0.03, 0.06) 0.01 (-0.03, 0.06) -0.04 (-0.12, 0.04)
 Plant fat -0.02 (-0.15, 0.12) 0.01 (-0.10, 0.11) 0.01 (-0.07, 0.09) -9.08 (-22.9, 4.75) -0.03 (-0.11, 0.05) 0.02 (-0.06, 0.09) -0.03 (-0.11, 0.05) 0.01 (-0.06, 0.08) -0.03 (-0.11, 0.05) 0.01 (-0.06, 0.08) -0.01 (-0.09, 0.07) -0.02 (-0.07, 0.02) -0.02 (-0.07, 0.02) -0.01 (-0.10, 0.07)
 Animal fat 0.04 (-0.09, 0.18) 0.03 (-0.08, 0.14) 0.01 (-0.07, 0.09) -9.18 (-23.0, 4.65) -0.01 (-0.08, 0.07) 0.03 (-0.05, 0.10) -0.01 (-0.08, 0.07) 0.02 (-0.05, 0.09) -0.01 (-0.08, 0.07) 0.02 (-0.05, 0.09) -0.01 (-0.09, 0.07) -0.01 (-0.06, 0.04) -0.01 (-0.06, 0.04) -0.01 (-0.09, 0.07)
 Carbohydrates -0.09 (-0.22, 0.04) -0.06 (-0.16, 0.05) -0.02 (-0.10, 0.06) 8.97 (-4.87, 22.8) 0.02 (-0.06, 0.10) -0.03 (-0.10, 0.05) 0.02 (-0.06, 0.10) -0.02 (-0.09, 0.05) 0.02 (-0.06, 0.10) -0.02 (-0.09, 0.05) 0.02 (-0.06, 0.10) -0.04 (-0.08, 0.01) -0.04 (-0.08, 0.01) 0.02 (-0.06, 0.11)
 Fiber 0.01 (-0.13, 0.14) 0.02 (-0.09, 0.12) 0 (-0.08, 0.08) 3.2 (-10.7, 17.1) -0.08 (-0.16, 0) 0.05 (-0.02, 0.13) -0.08 (-0.16, 0) 0.04 (-0.03, 0.11) -0.08 (-0.16, 0) 0.04 (-0.03, 0.11) -0.04 (-0.12, 0.04) -0.03 (-0.07, 0.02) -0.03 (-0.07, 0.02) -0.04 (-0.12, 0.04)
Fatty acids
 SFAs -0.03 (-0.16, 0.11) -0.07 (-0.18, 0.04) -0.07 (-0.15, 0.01) -9.61 (-23.4, 4.21) 0.05 (-0.03, 0.13) -0.02 (-0.09, 0.05) 0.05 (-0.03, 0.13) -0.01 (-0.08, 0.06) 0.05 (-0.03, 0.13) -0.01 (-0.08, 0.06) 0.02 (-0.06, 0.10) -0.02 (-0.06, 0.03) -0.02 (-0.06, 0.03) 0.02 (-0.06, 0.10)
 MUFAs -0.04 (-0.18, 0.09) -0.06 (-0.16, 0.05) -0.06 (-0.15, 0.02) -9.49 (-23.3, 4.33) 0.02 (-0.06, 0.10) 0 (-0.08, 0.07) 0.02 (-0.06, 0.10) 0 (-0.07, 0.07) 0.02 (-0.06, 0.10) 0 (-0.07, 0.07) 0.02 (-0.06, 0.10) 0 (-0.04, 0.05) 0 (-0.04, 0.05) 0.03 (-0.06, 0.11)
 PUFAs 0.07 (-0.06, 0.21) 0.05 (-0.06, 0.15) 0.01 (-0.07, 0.09) -9.29 (-23.1, 4.53) -0.03 (-0.10, 0.05) 0.06 (-0.02, 0.13) -0.03 (-0.10, 0.05) 0.06 (-0.01, 0.13) -0.03 (-0.10, 0.05) 0.06 (-0.01, 0.13) -0.05 (-0.13, 0.03) 0 (-0.04, 0.05) 0 (-0.04, 0.05) -0.05 (-0.13, 0.03)
Multivariable model
Food groups
Cereals and grains 0.08 (-0.07, 0.23) 0.06 (-0.05, 0.18) 0.05 (-0.04, 0.13) -2.74 (-18.1, 12.6) 0.06 (-0.02, 0.15) -0.07 (-0.15, 0.02) 0.06 (-0.02, 0.15) -0.05 (-0.13, 0.03) 0.06 (-0.02, 0.15) -0.05 (-0.13, 0.03) -0.01 (-0.10, 0.08) 0.03 (-0.02, 0.08) 0.03 (-0.02, 0.08) -0.01 (-0.1, 0.08)
 Potatoes and starches -0.09 (-0.24, 0.06) -0.08 (-0.20, 0.04) -0.05 (-0.14, 0.04) 1.33 (-14.4, 17.1) -0.01 (-0.10, 0.07) -0.03 (-0.11, 0.06) -0.01 (-0.1, 0.07) -0.05 (-0.13, 0.03) -0.01 (-0.10, 0.07) -0.05 (-0.13, 0.03) -0.02 (-0.11, 0.07) -0.01 (-0.06, 0.04) -0.01 (-0.07, 0.04) -0.02 (-0.11, 0.07)
 Sugars and sweets 0.09 (-0.07, 0.24) 0.01 (-0.11, 0.13) 0.01 (-0.08, 0.10) -7.6 (-23.5, 8.30) 0 (-0.09, 0.09) -0.05 (-0.13, 0.04) 0 (-0.09, 0.09) -0.03 (-0.12, 0.05) 0 (-0.09, 0.09) -0.03 (-0.12, 0.05) -0.03 (-0.12, 0.06) -0.03 (-0.08, 0.03) -0.03 (-0.08, 0.02) -0.03 (-0.12, 0.06)
 Legumes -0.03 (-0.18, 0.11) -0.06 (-0.17, 0.05) -0.04 (-0.13, 0.04) 5.69 (-9.20, 20.5) -0.04 (-0.12, 0.05) 0.01 (-0.07, 0.09) -0.04 (-0.12, 0.05) -0.02 (-0.1, 0.06) -0.04 (-0.12, 0.05) -0.02 (-0.1, 0.06) 0.01 (-0.08, 0.09) -0.02 (-0.06, 0.03) -0.02 (-0.07, 0.03) 0 (-0.08, 0.09)
 Seeds and nuts 0.10 (-0.04, 0.25) 0.10 (-0.01, 0.21) 0.07 (-0.01, 0.16) -10.6 (-25.5, 4.4) -0.02 (-0.10, 0.07) -0.02 (-0.1, 0.06) -0.02 (-0.10, 0.07) -0.01 (-0.08, 0.07) -0.02 (-0.10, 0.07) -0.01 (-0.08, 0.07) 0.02 (-0.06, 0.11) 0.01 (-0.04, 0.06) 0.01 (-0.04, 0.06) 0.03 (-0.06, 0.12)
 Vegetables -0.04 (-0.19, 0.11) -0.04 (-0.15, 0.08) -0.04 (-0.12, 0.05) 2.52 (-12.61, 17.7) -0.03 (-0.11, 0.06) 0.02 (-0.07, 0.10) -0.03 (-0.11, 0.06) 0 (-0.08, 0.08) -0.03 (-0.11, 0.06) 0 (-0.08, 0.08) 0.02 (-0.07, 0.1) -0.05 (-0.10, 0) -0.05 (-0.10, 0) 0.02 (-0.07, 0.11)
 Mushrooms 0.09 (-0.06, 0.24) 0.04 (-0.08, 0.15) 0.02 (-0.07, 0.11) -10.1 (-25.3, 5.10) 0.01 (-0.08, 0.10) -0.02 (-0.10, 0.07) 0.01 (-0.08, 0.10) -0.01 (-0.08, 0.07) 0.01 (-0.08, 0.10) -0.01 (-0.08, 0.07) 0.02 (-0.07, 0.11) -0.01 (-0.06, 0.04) -0.01 (-0.06, 0.04) 0.02 (-0.07, 0.11)
 Fruits 0.10 (-0.05, 0.25) 0.09 (-0.02, 0.20) 0.07 (-0.02, 0.15) -8.59 (-23.7, 6.50) 0.01 (-0.08, 0.09) -0.03 (-0.11, 0.05) 0.01 (-0.08, 0.09) -0.01 (-0.09, 0.06) 0.01 (-0.08, 0.09) -0.01 (-0.09, 0.06) 0.03 (-0.06, 0.12) 0.04 (-0.01, 0.09) 0.04 (-0.01, 0.09) 0.03 (-0.06, 0.12)
 Meat and poultry 0.11 (-0.05, 0.26) 0.01 (-0.11, 0.13) -0.01 (-0.1, 0.09) -10.0 (-26.1, 5.97) 0.03 (-0.06, 0.12) -0.03 (-0.12, 0.05) 0.03 (-0.06, 0.12) -0.02 (-0.11, 0.06) 0.03 (-0.06, 0.12) -0.02 (-0.11, 0.06) -0.01 (-0.1, 0.08) 0.03 (-0.02, 0.08) 0.03 (-0.02, 0.08) -0.01 (-0.11, 0.08)
 Eggs 0.07 (-0.08, 0.22) 0.02 (-0.1, 0.13) 0 (-0.09, 0.09) -12.4 (-27.3, 2.49) 0.03 (-0.05, 0.12) 0.03 (-0.05, 0.11) 0.03 (-0.05, 0.12) 0.04 (-0.04, 0.11) 0.03 (-0.05, 0.12) 0.04 (-0.04, 0.11) -0.02 (-0.11, 0.07) -0.04 (-0.09, 0.01) -0.04 (-0.09, 0.01) -0.02 (-0.11, 0.07)
 Fish and shellfish 0.03 (-0.12, 0.18) -0.05 (-0.17, 0.06) -0.07 (-0.16, 0.02) -8.69 (-23.7, 6.34) 0.07 (-0.01, 0.16) -0.06 (-0.14, 0.03) 0.07 (-0.01, 0.16) -0.06 (-0.14, 0.02) 0.07 (-0.01, 0.16) -0.06 (-0.13, 0.02) 0.10 (0.01, 0.18) -0.02 (-0.07, 0.02) -0.03 (-0.08, 0.02) 0.1 (0.01, 0.18)
 Seaweed -0.06 (-0.21, 0.09) -0.06 (-0.17, 0.05) -0.06 (-0.15, 0.03) 8.91 (-6.08, 23.9) -0.05 (-0.14, 0.03) 0.01 (-0.07, 0.09) -0.05 (-0.13, 0.03) 0 (-0.08, 0.08) -0.05 (-0.13, 0.03) 0 (-0.08, 0.08) 0 (-0.09, 0.09) -0.06 (-0.11, -0.02) -0.07 (-0.11, -0.02) 0 (-0.09, 0.09)
 Milk and dairy -0.03 (-0.18, 0.11) -0.07 (-0.18, 0.04) -0.05 (-0.13, 0.04) 2.98 (-12.0, 17.9) 0.02 (-0.07, 0.10) 0 (-0.08, 0.09) 0.02 (-0.07, 0.10) 0 (-0.08, 0.07) 0.02 (-0.07, 0.10) 0 (-0.08, 0.07) 0.04 (-0.04, 0.13) -0.04 (-0.08, 0.01) -0.04 (-0.09, 0.01) 0.04 (-0.04, 0.13)
 Oils and fats 0.05 (-0.11, 0.20) 0.03 (-0.09, 0.15) 0.04 (-0.05, 0.14) -5.8 (-21.7, 10.1) -0.04 (-0.13, 0.05) -0.01 (-0.10, 0.08) -0.04 (-0.13, 0.05) -0.01 (-0.09, 0.07) -0.04 (-0.13, 0.05) -0.01 (-0.09, 0.07) -0.08 (-0.17, 0.01) -0.02 (-0.07, 0.03) -0.02 (-0.07, 0.03) -0.08 (-0.17, 0.01)
 Beverages 0.07 (-0.07, 0.22) -0.02 (-0.13, 0.09) -0.03 (-0.12, 0.05) -11.6 (-26.3, 3.10) 0.10 (0.02, 0.18) -0.07 (-0.15, 0.01) 0.10 (0.02, 0.18) -0.04 (-0.12, 0.04) 0.10 (0.02, 0.18) -0.04 (-0.12, 0.04) 0.02 (-0.06, 0.11) 0 (-0.05, 0.05) 0 (-0.05, 0.05) 0.02 (-0.06, 0.11)
 Seasonings 0.06 (-0.09, 0.21) 0.03 (-0.08, 0.14) 0.02 (-0.07, 0.11) -9.03 (-24.2, 6.10) -0.02 (-0.10, 0.07) -0.02 (-0.10, 0.06) -0.02 (-0.10, 0.07) -0.02 (-0.1, 0.05) -0.02 (-0.1, 0.07) -0.02 (-0.10, 0.05) -0.05 (-0.14, 0.03) 0.04 (-0.01, 0.08) 0.04 (-0.01, 0.09) -0.06 (-0.14, 0.03)
Macronutrients
 Plant protein 0 (-0.15, 0.15) 0 (-0.11, 0.11) -0.01 (-0.09, 0.08) 5.9 (-9.3, 21.0) -0.03 (-0.12, 0.05) -0.01 (-0.09, 0.07) -0.03 (-0.12, 0.05) -0.02 (-0.1, 0.05) -0.03 (-0.12, 0.05) -0.02 (-0.1, 0.05) -0.04 (-0.12, 0.05) -0.02 (-0.07, 0.03) -0.02 (-0.07, 0.03) -0.04 (-0.13, 0.05)
 Animal protein 0.06 (-0.09, 0.21) 0.04 (-0.08, 0.15) 0.01 (-0.08, 0.10) -10.8 (-26.1, 4.50) -0.02 (-0.11, 0.07) 0.04 (-0.04, 0.12) -0.02 (-0.11, 0.06) 0.04 (-0.04, 0.12) -0.02 (-0.11, 0.06) 0.04 (-0.04, 0.12) -0.03 (-0.12, 0.06) 0 (-0.05, 0.05) 0 (-0.05, 0.05) -0.03 (-0.12, 0.06)
 Plant fat 0.01 (-0.14, 0.17) 0.01 (-0.11, 0.13) 0.02 (-0.08, 0.11) -10.8 (-26.3, 4.70) -0.03 (-0.12, 0.06) 0.02 (-0.07, 0.1) -0.03 (-0.12, 0.06) 0.01 (-0.07, 0.09) -0.03 (-0.12, 0.06) 0.01 (-0.07, 0.09) 0 (-0.09, 0.09) -0.03 (-0.08, 0.02) -0.03 (-0.08, 0.03) 0 (-0.09, 0.09)
 Animal fat 0.07 (-0.08, 0.21) 0.05 (-0.06, 0.17) 0.03 (-0.06, 0.12) -10.65 (-25.8, 4.50) -0.01 (-0.1, 0.08) 0.03 (-0.05, 0.11) -0.01 (-0.1, 0.08) 0.03 (-0.05, 0.11) -0.01 (-0.1, 0.08) 0.03 (-0.05, 0.11) 0 (-0.09, 0.09) -0.02 (-0.07, 0.03) -0.02 (-0.07, 0.03) 0 (-0.09, 0.09)
 Carbohydrates -0.11 (-0.26, 0.04) -0.06 (-0.17, 0.06) -0.02 (-0.11, 0.07) 10.7 (-4.54, 25.9) 0.02 (-0.07, 0.1) -0.01 (-0.1, 0.07) 0.02 (-0.07, 0.1) -0.01 (-0.09, 0.07) 0.02 (-0.07, 0.1) -0.01 (-0.09, 0.07) 0.01 (-0.07, 0.10) -0.02 (-0.07, 0.03) -0.02 (-0.07, 0.03) 0.01 (-0.08, 0.10)
 Fiber 0 (-0.15, 0.15) -0.02 (-0.13, 0.1) -0.02 (-0.11, 0.07) 1.3 (-14.2, 16.8) -0.05 (-0.14, 0.03) 0.05 (-0.04, 0.13) -0.05 (-0.14, 0.03) 0.03 (-0.05, 0.11) -0.05 (-0.14, 0.03) 0.03 (-0.04, 0.11) -0.01 (-0.1, 0.08) -0.02 (-0.07, 0.03) -0.02 (-0.07, 0.03) -0.01 (-0.10, 0.08)
Fatty acids
 SFAs -0.01 (-0.15, 0.14) -0.04 (-0.15, 0.07) -0.05 (-0.13, 0.04) -10.0 (-24.8, 4.70) 0.04 (-0.05, 0.12) -0.01 (-0.09, 0.07) 0.04 (-0.05, 0.12) 0 (-0.08, 0.08) 0.04 (-0.05, 0.12) 0 (-0.07, 0.08) 0.02 (-0.06, 0.10) -0.02 (-0.07, 0.03) -0.02 (-0.07, 0.03) 0.02 (-0.07, 0.11)
 MUFAs -0.03 (-0.19, 0.12) -0.05 (-0.17, 0.06) -0.05 (-0.14, 0.04) -9.6 (-25.0, 5.90) 0 (-0.08, 0.09) 0.01 (-0.07, 0.1) 0 (-0.08, 0.09) 0.02 (-0.06, 0.1) 0 (-0.08, 0.09) 0.02 (-0.06, 0.10) 0.02 (-0.06, 0.11) -0.01 (-0.06, 0.04) -0.01 (-0.06, 0.04) 0.03 (-0.06, 0.12)
 PUFAs 0.10 (-0.05, 0.26) 0.05 (-0.07, 0.17) 0.01 (-0.08, 0.11) -13.6 (-29.4, 2.30) -0.02 (-0.11, 0.07) 0.05 (-0.03, 0.14) -0.02 (-0.11, 0.07) 0.06 (-0.02, 0.14) -0.02 (-0.11, 0.07) 0.06 (-0.02, 0.14) -0.08 (-0.17, 0.01) -0.01 (-0.06, 0.04) -0.01 (-0.06, 0.04) -0.08 (-0.17, 0.01)

F/B Firmicutes/Bacteroidetes, SFAs saturated fatty acids, MUFAs monounsaturated fatty acids, PUFAs polyunsaturated fatty acids

aAlpha-diversity indices are log-transformed

bAdjusted for age, sex, family history of colorectal cancer, smoking status, alcohol consumption, body mass index, American Joint Committee on Cancer stage, neoadjuvant therapy, and comorbidity