Skip to main content

Table 2 Odds ratio (95% confidence interval) of overweight/obesity according to quintiles of Akkermansia relative abundance

From: Gut bacteria Akkermansia is associated with reduced risk of obesity: evidence from the American Gut Project

  Q1c Q2 Q3 Q4 Q5 P trend
0–0.003 0.003–0.022 0.022–0.023 0.024–1.40 1.4–49.8
Overweight / Normal (n) 535/1326 563/1274 553/1306 562/1358 593/1302  
 Model 1a 1 1.05 (0.91–1.21) 1.00 (0.87–1.16) 0.98 (0.85–1.13) 1.04 (0.90–1.21) 0.13
 Model 2b 1 1.06 (0.91–1.23) 0.99 (0.86–1.16) 0.98 (0.84–1.13) 1.04 (0.89–1.20) 0.15
Obesity / Normal (n) 246/1326 270/1274 247/1306 187/1358 212/1302  
 Model 3a 1 1.14 (0.94–1.39) 0.94 (0.77–1.15) 0.70 (0.56–0.85) 0.79 (0.64–0.96)  < 0.001
 Model 4b 1 1.16 (0.97–1.42) 0.96 (0.79–1.17) 0.71 (0.57–0.87) 0.78 (0.63–0.95)  < 0.001
  1. aModel 1 and Model 3 were adjusted for age and sex
  2. bModel 2 and Model 4 were additionally adjusted for diet type, smoking and alcohol drinking and country
  3. cRange of the relative abundances of Akkermansia (%)